Knowledge check.

- Choose one best answer from given 4 choices for each questions.
- Review before submit as you wont get a chance to review after submit.
- Max Time for quiz is 30 mins and Exam is 90 mins.
- Login is not required for an exam or a quiz.
- By submitting you formally acknowledge and accept terms and conditions mentioned here.

Question Number 1

Give the output of the following code snippet :
struct node
{
    int data;
    struct node *next;
    struct node *prev;
}*head;

void func( int num )
{
    struct node *temp;
    temp=(struct node *)malloc(sizeof(struct node));
    temp->data=num;
    temp->next=head;
    temp->prev=NULL;
    while(head!=NULL)
        head=head->next;
    head=temp;


}

void  display()
{
    struct node *r;
    r=head;
    while(r!=NULL)
    {
        printf("%d ",r->data);
        r=r->next->next;
    }
}

void main()
{
    func(100);
    func(200);
    func(300);
    func(400);
    display();
}

Question Number 2

Give the output of the following code snippet :
struct student
{
    char a[10];
};
void main()
{
    struct student s[] = {"Hello", "World"};
    printf("%d", sizeof(s));
}

Question Number 3

What is the output of the following code snippet if it is run with no commandline arguments?
int main(int argc, char *argv[])
{
    printf("%d\n", argc);
    return 0;
}

Question Number 4

If pointers p and q point to members of the same array, then which of the following relations are legal?
< NIL>

Question Number 5

Give the output of the following code snippet :
void main()
{
    struct temp
    {
        char c;
        float d;
    };
    struct temp2
    {
        int a[3];
        char b;
        struct temp t1;
    };
    struct temp2 st = {{1,2,3},'P','q',1.4};
    printf("%d %c %c %f",st.a[1],st.b,t1.c,t1.d);
    getch();
}

Question Number 6

Give the output of the following code snippet :
int main()
{
    int i, *j, k;
    _asm
    {
        mov         dword ptr[i], 0Bh
        lea         eax, [i]
        mov         dword ptr[j], eax
        mov         ecx, dword ptr[j]
        mov         eax, dword ptr[i]
        add        eax, dword ptr[ecx]
        add			ecx, dword ptr[i]
        mov         ecx, dword ptr[j]
        cdq
        imul        dword ptr[ecx]
        add        eax, dword ptr[i]
        mov         dword ptr[k], eax
    }
    printf("%d\n", k);
    return 0;
}

Question Number 7

Give the output of the following code snippet :
int main()
{
    int *Pa1=0;
    int *Pa2=0;
    int *Pa3;

    int a=10,b=20;
    Pa1=a;
    Pa2=b;
    *Pa3=*Pa1**Pa2;

    printf("%d",*Pa3);
}

Question Number 8

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
extern int value;
void func();
void func1();
/* Test1.c */
#include "Test1.h"
int value = 300;
void func()
{
    value=200;
    printf ( "Output = %d\n", ++value );
    func1();

}

/* Test2.c */
#include "Test1.h"

int value;
void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

void main ()
{
    func1();
    func();
}

Question Number 9

Give the output of the following code snippet :
struct Test
{
    static int x: 2;
    int y[10]:2;
} t;

void main()
{
    t.x=10;
    t.y=20;
    printf("%d",t.y);
}

Question Number 10

Give the output of the following code snippet :
void print(int num,va_list marker);
void disp(int num,...)
{
    va_list val;
    va_start(val,num);
    print(num,val);
}
void print(int num,va_list marker)
{
    int i,k,j;
    j=va_arg(marker,int);
    for(i=0; i< num; i++)
        printf("%d ",j);
    va_end(marker);
}
int main(int argc, char *argv[])
{
    disp(3,10,20,30);
}

Question Number 11

Give the output of the following code snippet :
int main()
{
    int ary[4] = {1, 2, 3, 4};
    int *p = ary + 3;
    printf("%d\n", p[-2]);
}

Question Number 12

Give the output of the following code snippet :
void print(char* first,...)
{
    int sum=0, count=0,i;
    char* marker;
    va_start(marker,first);
    do
    {
        i=va_arg(marker,int);
        printf("%d ",i);
    }
    while(i!=6);
    va_end(marker);
}
int main(int argc, char *argv[])
{
    print("Test",2,4,'D',-1);
}

Question Number 13

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20,c=5;
    _asm
    {
        mov eax,dword ptr[a]
        mov ebx,dword ptr[b]
        and ebx,c
        mov ecx,10
        or  ecx,ebx
        mov c,ecx

    }
    printf("%d",c);
}

Question Number 14

Give the output of the following code snippet :
void main()
{
    int x = 1, y = 0, z = 5;
    int a = x & y || z ^ y;
    printf("%d", a);
}

Question Number 15

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
extern int value;
void func();
void func1();
/* Test1.c */
#include "Test1.h"
int value = 300;
void func()
{
    value=200;
    printf ( "Output = %d\n", ++value );
    func1();

}

/* Test2.c */
#include "Test1.h"

void func1()
{
    value=200;
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

int value = 400;
void main ()
{
    func1();
    printf("Output = %d",value);
}

Question Number 16

Give the output of the following code snippet :
void main()
{
    int a=20,c=10,b=30;
    _asm
    {
        mov eax,30
        mov ebx,a
        xor eax,dword ptr[c]
        jz Label2
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        cmp eax,ecx
        js Label1
        and eax,dword ptr[b]
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 17

Give the output of the following code snippet :
int main()

{
    int i = 3, a = 10, j = 5;
    _asm
    {
        Label1:   mov         eax, dword ptr[a]
        add         eax, dword ptr[j]
        mov         dword ptr[a], eax
        mov         ecx, dword ptr[i]
        add         ecx, 1
        mov         dword ptr[i], ecx
        xor         edx, edx
        jne         Label1
    }
    printf("%d", a);
}

Question Number 18

Files Test1.c, Test1.h, Test2.c, Test2.h and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
static int value;
void func1();


/* Test2.h */
extern int value;
void func();

/* Test1.c */

#include "Test1.h"

void func()
{
    printf("Output = %d\n",value);
}

/* Test2.c */
#include "Test1.h"

int value = 200;
void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */
#include "Test1.h"
#include "Test2.h"

void main ()
{
    func1();
    func();
}

Question Number 19

Give the output of the following code snippet :
void main()
{
    char *s= "hello";
    char *p = s;
    printf("%d  %d", p[1], *s[1]);
}

Question Number 20

Give the output of the following code snippet with the following command line arguments : >Test.c Hello World Program
int main(int argc, char *argv[])
{
    int i=strlen(argv[2]);
    int sum=0;
    while(i>=0)
    {
        printf("%c",argv[2][i]);
        i--;
    }
}

Question Number 21

Give the output of the following code snippet :
void main()
{
    int x=10,y=20,arr[3],i;
    for(i=0; i< 3; i++)
    {
        arr[i]=y+++(++x);
        printf("%d  ",arr[i]+x++);
    }
}

Question Number 22

Give the output of the following code snippet :
union stud
{
    int age;
    int id;
};
void main()
{
    union stud s= {20,1001};
    union stud *temp=(stud*)malloc(sizeof(stud));
    temp=&s;
    temp->id=30;
    printf("%d",temp->age);
}

Question Number 23

Give the output of the following code snippet :

int main()
{
    union var
    {
        int a;
    };
    union var v[10];
    v[0].a=10;
    v[1].a=20;
    printf("%d\n", v[0].a);
    return 0;
}

Question Number 24

Give the output of the following code snippet :
union Test
{
    char str[20];
};

int main()
{
    union Test st1, st2;
    strcpy(st1.str, "Hello");
    st2 = st1;
    st1.str[0] = 'J';
    st2.str[0] = 'Y';
    printf("%s",st1.str);
}

Question Number 25

Give the output of the following code snippet :
void main()
{
    int x=10,y=20;
    int z=x+y;
    int const* ptr=&z;
    z++;
    printf("%d",*ptr);
}

Question Number 26

Give the output of the following code snippet :
typedef void v;
v func(int*);
void main()
{
    v *val;
    int x=100;
    val=&x;
    func(val);
}
v func(void *x)
{
    printf("%d",*(int*)x);
}

Question Number 27

Give the output of the following code snippet :
void main()
{
    int a=10,b=20,c=30;
    unsigned int d=12;
    int x=10,y=20,z=30;
    x=a && b || c;
    y=x< < 3;
    z>>=1;
    printf("%d %d %d",x,y,~z);
}

Question Number 28

Give the output of the following code snippet :
#include< stdio.h>
int main()
{
#define VAR 10
    typedef int iptr;
    static iptr *ptr,*qtr;
    int *rptr;
    int x=VAR;
    int y=200;
    ptr=&x;
    qtr=&y;
    printf("%d",(*ptr)+(*qtr));
}

Question Number 29

What do the following lines of code indicate? else { prev->next=temp->next; free(temp); }
int Delete(int num)
{
    struct node *temp, *prev;
    temp=head;
    while(temp!=NULL)
    {
        if(temp->data==num)
        {
            if(temp==head)
            {
                head=temp->next;
                free(temp);
                return 1;
            }
            else
            {
                prev->next=temp->next;
                free(temp);
                return 1;
            }
        }
        else
        {
            prev=temp;
            temp= temp->next;
        }
    }
    return 0;
}

Question Number 30

Give the output of the following code snippet : Assume inputs given as 'D' and 10.5
void main()
{
    char x,y;
    float a;
    scanf("%c",&x);
    scanf("%f",&a);
    printf("%c %f",x,a);
}

Question Number 31

Give the output of the following code snippet :
void main()
{
    int a= 10,*ptr;
    ptr=(int*)calloc(a*sizeof(int));
    ptr=&a;
    printf("%d",*ptr);
}

Question Number 32

Give the output of the following code snippet :
void main()
{
    char str[10]="Hello";
    char *str2;
    str2="World";
    strcat(str,str2);
    printf("%s ",str);

}

Question Number 33

Give the output of the following code snippet :
struct node
{
    int x;
    struct node *next;
}*Head;

void ReverseList()
{
    node *temp1,*temp2,*temp3;
    temp1=Head;
    temp2=NULL;
    while(temp1!=NULL)
    {
        temp3=temp2;
        temp2=temp1;
        temp1=temp1->next;
        temp2->next=temp3;
    }
    Head=temp2;
}
void AddNode( int num )
{
    struct node *temp;
    temp=(struct node *)malloc(sizeof(struct node));
    temp->x=num;
    temp->next=Head;
    Head=temp;

}
void  Display()
{
    struct node *r;
    r=Head->next;
    while(r->next!=NULL)
    {
        printf("%d ",r->x);
        r=r->next;
    }
    printf("\n");
}

int main()
{
    AddNode(10);
    AddNode(5);
    AddNode(6);
    AddNode(20);
    Display();
    ReverseList();
    Display();
}

Question Number 34

Give the output of the following code snippet :
void main()
{
    int a=100;
    int b=200;
    char str[10],st[10];
    int x;
    gcvt(25.3456,2,str);
    itoa(100,st,16);
    printf("%s %s",str,st);
}

Question Number 35

Give the output of the following code snippet :
int main()
{
    int ary[4] = {1, 2, 3, 4};
    printf("%d\n", *ary);
}

Question Number 36

Give the output of the following code snippet :
int main()
{
    int a=10, b=20, c,d,e;
    c = (a == 100 && b >= 10);
    c= a--*a++-b++/--b;
    d=a++%b--/c++;
    e=d++/c---a++/b;
    printf("%d %d %d", c,d,e);
    return 0;
}

Question Number 37

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */

int value = 300;
/* Test1.c */

void func()
{
    int value = 200;
    printf ( "Output = %d", value );
}

/* Test2.c */

#include"Test1.h"

void main ()
{
    printf ( "Output = %d", value );
}

Question Number 38

Give the output of the following code snippet :
int(*funcptr) (int a);
int myfunc(int a)

{
    int sum=0;
    _asm
    {
        mov         dword ptr [a],0Eh
        mov         eax,dword ptr [sum]
        add         eax,dword ptr [a]
        mov         dword ptr [sum],eax
        mov         ecx,dword ptr [a]
        imul        ecx
        mov         dword ptr [a],ecx
    }
    printf("%d",a);
    return 0;
}
int testCaller(int(*funcptr) (int a))
{
    _asm
    {
        push        32h
        call        dword ptr [funcptr]
        add         esp,4
    }
    return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
    testCaller(myfunc);
    return 0;
}

Question Number 39

Give the output of the following code snippet :
int main()
{
    int *Pa1 = 0;
    int *Pa2 = 0;
    int *Pa3 = 0;
    int c = 0;
    int a, b;

    _asm
    {
        mov         dword ptr[a], 0Ah
        mov         dword ptr[b], 14h
        lea         eax, [a]
        mov         dword ptr[Pa1], eax
        lea         ecx, [b]
        mov         dword ptr[Pa2], ecx
        mov         edx, dword ptr[Pa1]
        mov         eax, dword ptr[edx]
        mov         ecx, dword ptr[Pa2]
        add         eax, dword ptr[ecx]
        mov         dword ptr[c], eax
        lea         edx, [c]
        mov         dword ptr[Pa3], edx
    }
    printf("%d", *Pa3);
}

Question Number 40

Give the output of the following code snippet :
void main()
{
    int a = 10, b = 0, c;
    _asm
    {
        cmp         dword ptr[a], 32h
        jg          Label1
        mov         dword ptr[b], 14h
        mov         dword ptr[c], 1Eh
        jmp         Label2
        Label1 : mov         dword ptr[b], 28h
        mov         dword ptr[c], 32h
        Label2 :

    }
    printf("%d %d %d", a, b, c);
}

Question Number 41

Give the output of the following code snippet :
int main()
{
    float x=10.00;
    double y=10;
    if( x == y)
        printf("%.2e  %f",x,x);
    else
        printf("%g %f",y,y);
}

Question Number 42

Give the output of the following code snippet :
void main()
{
    int x=10,y=20;
    int z=x+y;
    const int* ptr=&z;
    z++;
    printf("%d",*ptr);
}

Question Number 43

Give the output of the following code snippet :
void main()
{
    int a=30,c=-10,b=20;
    _asm
    {
        mov eax,40
        mov ebx,b
        sub eax,dword ptr[b]
        jo Label2
        mov edx,dword ptr[c]
        and edx,eax
        mov b,edx
        Label2:
        mov ecx,dword ptr[a]
        mov ebx,10
        cmp ecx,ebx
        je Label1
        add eax,ecx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 44

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
extern int value;
void func();
void func1();
/* Test1.c */
#include "Test1.h"
int value = 300;
void func()
{
    value=200;
    printf ( "Output = %d\n", ++value );
    func1();

}

/* Test2.c */
#include "Test1.h"

int value = 300;
void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

void main ()
{
    func1();
    func();
}

Question Number 45

Give the output of the following code snippet :
int sum1(int x,int y)
{
    return x+y;
}
void main()
{
    int (*fptr)(int a,int b);
    fptr = &sum1;
    printf("%d",(*fptr)(10,20));
}

Question Number 46

Predict the output of the following code snippet :
void func( int num )
{
    struct node *temp,*temp2;

    temp=head;
    while (temp->next!=NULL)
        temp=temp->next;
    temp2=(struct node *)malloc(sizeof(struct node));
    temp2->data=num;
    temp2->next=NULL;
    temp->next=temp2;
    temp2->prev=temp;
}

void main()
{
    func(100);
    func(200);
    func(300);
    func(400);
    func(500);
    display();
}

Question Number 47

Give the output of the following code snippet :
void main()
{
    int a=2,b=3,c=4;
    unsigned int d=2;
    int x=1,y=2,z=30;
    x= a || b  & c ;
    y = x | 2 & b;
    printf("%d %d  %d",x,y,-2 < <  ~2);
}

Question Number 48

Give the output of the following code snippet :
void main()
{
    char a[10][6] = {"Hola","Hello","Jello"};
    printf("%s", a+1);
}

Question Number 49

Give the output of the following code snippet :
char *func()
{
    char *str;
    strcpy(str,"Hello World");
    return str;

}
void main()
{
    char *s;
    s=func();
    printf("%s",s);
}

Question Number 50

Give the output of the following code snippet :
struct point
{
    int x;
    int y;
} p[] = {1, 2, 3, 4, 5};
void fun(struct point*);
int main()
{
    fun(p);
}
void fun(struct point p[])
{
    printf("%d %d\n", p++->x, ++p[2].y);
}

Question Number 51

Give the output of the following code snippet :
void main()
{
    char *s1="Hello";
    char *s2="World";
    int b=200;
    float a=100.25;
    char str[20];
    sprintf(str,"%d",a+b);
    puts(str);
}

Question Number 52

Give the output of the following code snippet who's solution configuration has been set to the DEBUG mode :
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    int d = 0;
    _asm
    {
        mov eax, 10
        push eax
        push 10
        push 20
        push 30
        push 40
        mov ebx, dword ptr[esp]
        mov a, ebx
        mov ebx, dword ptr[esp + 4]
        mov b, ebx
        mov ebx, dword ptr[esp + 8]
        mov c, ebx
        mov ebx, dword ptr[esp + 12]
        mov d, ebx


    }
    printf("%d %d", a,b );
}

Question Number 53

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])
{
    int a = 0;
    int b = 0;
    int c = 0;
    int d = 0;
    __asm
    {
        push 100
        push 200
        call Func
        jmp End
        Func :
        pop dword ptr[esp]
        mov eax, dword ptr[esp]
        mov a, eax
        pop dword ptr[esp+8]
        mov eax, dword ptr[esp + 8]

        mov a, eax
        ret
        End :
    }
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 54

Give the output of the following code snippet : Assume the array begins at the following address 5000.
int main()
{

    int (*p)[5];
    int a[][5]= {1,2,3,4,5,6};
    p=a;
    printf("%u %u",p,a);

}

Question Number 55

Give the output of the following code snippet :
#define val 20
void main()
{
    int arry[val]= {0};
    char str[val];
    arry[10]=10;
    arry[5]=20;
    str[3]='B';
    printf("%d %c",arry[10]+arry[5],(str[3]++));
}

Question Number 56

Give the output of the following code snippet :

void BinaryToDecimal(int num)
{
    int binary_val, decimal_val = 0, base = 1, rem;
    while (num > 0)
    {
        rem = num % 10;
        decimal_val = decimal_val + rem * base;
        num = num / 10 ;
        base = base * 2;
    }
    printf("%d ", decimal_val);
}
void main()
{
    BinaryToDecimal(11111);
}

Question Number 57

Give the output of the following code snippet :
int main()
{
    float x=0.3,y=10,z=20;
    if( x == 0.3f)
        printf("%.2f",y+z);
    else
        printf("%.2f",z-y);
}

Question Number 58

Give the output of the following code snippet :
void main()
{
    typedef char ptr,*qtr;
    char fptr=100;
    qtr a,b;
    ptr p=20,q=--p;
    a=&fptr;
    b=&p;
    printf("%d %d",*a,*b);
}

Question Number 59

Give the output of the following code snippet :
struct point
{
    int x;
    float y;
};
void fun(struct point*);
int main()
{
    struct point p1[] = {};
    fun(p1);
}
void fun(struct point p[])
{
    printf("%d %f\n", p->x, p[3].y);
}

Question Number 60

Give the output of the following code snippet :
int main()
{
    float x = 0.3;
    int y=10;
    if (x > 0.3f)
        printf("%d",(int)(2*3+6/3.0));
    else
        printf("%d",(int)(2*3+6*3.0));
}

Question Number 61

Give the output of the following code snippet :
void main()
{
    int a[10] = {1};
    printf("%d %d", sizeof(a),*a);
};

Question Number 62

Give the output of the following code snippet :
struct student
{
    char a[10];
};
void main()
{
    struct student s[] = {"Hello", "World"};
    printf("%c", s[0].a[1]);
}

Question Number 63

Give the output of the following code snippet :
void main()
{
    struct student
    {
        int age;
        int id;
    };
    struct student s= {20,1001,30,1002};
    int ch;
    char str[10];
    FILE *fp,*fp1;
    fp=fopen("Test.txt","r");
    fwrite(&s,sizeof(s),1,fp);
    fclose(fp);
    fp1=fopen("Test.txt","r");
    struct student s1;
    fread(&s1, sizeof(s1), 1, fp1);
    printf("%d",s1.age);
    fclose(fp1);
}

Question Number 64

Give the output of the following code snippet :
union p
{
    int x;
    char y;
};
int main()
{
    union p p1;
    union p *ptr1 = &p1;
    ptr1->x=100;
    ptr1->y='C';
    printf("%c\n",ptr1->x);
}

Question Number 65

Give the output of the following code snippet :
union test
{
    int x;
    char arr[4];
    int y;
};

int main()
{
    union test t;
    t.x = 0;
    t.arr[1] = 'G';
    printf("%s", t.arr);
}

Question Number 66

Give the output of the following code snippet :
char *func()
{
    char *s;
    s=(char*)malloc(20*sizeof(char));
    strcpy(s,"Hello World");
    return s;
}
void main()
{
    char *s;
    s=func();
    printf("%s",s);
}

Question Number 67

Give the output of the following code snippet :
int f(int i)
{
    _asm
    {
        mov         eax,dword ptr [i]
        add         eax,6Ah
        add		  eax,0Fh
        mov         ebx,2Ch
        or		  eax,ebx
        mov         dword ptr [i],eax
        mov         eax,dword ptr [i]
    }
}

void main()
{
    int a;
    int(*fptr)(int) = f;
    _asm
    {
        push        0Ah
        call        dword ptr [fptr]
        add         esp,4
        mov         dword ptr [a],eax
    }
    printf("%d", a);
}

Question Number 68

Give the output of the following code snippet :
int sum(int x,int y)
{
    return x+y;
}
void main()
{
    int (*fptr)(int a,int b);
    fptr = sum;
    printf("%d",(*fptr)(10,20));
}

Question Number 69

Give the output of the following code snippet :
const int* func(int i)
{
    int x=i;
    const int *ptr=&x;
    return (ptr);
}

void main()
{
    int a=10;
    const int *qtr=func(a);
    printf("%d",*qtr);

}

Question Number 70

Give the output of the following code snippet :
void main()
{
    const int val=20;
    int arry[val]= {0};
    char str[val]="Hello World";
    arry[10]=10;
    arry[5]=20;
    str[0]='Y';
    printf("%d %s",arry[10]+arry[5],str);
}

Question Number 71

Give the output of the following code snippet :
int BinaryToOctal(long int binarynum)
{
    long int octalnum = 0, j = 1, remainder;
    while (binarynum != 0)
    {
        remainder = binarynum % 10;
        octalnum = octalnum + remainder * j;
        j = j * 2;
        binarynum = binarynum / 10;
    }
    printf("%lo", octalnum);
    return 0;
}

void main()
{
    BinaryToOctal(111);
}

Question Number 72

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])

{
    int a = 0, b =0, c=0,d=0;
    __asm
    {
        push 10
        push 20
        mov ebx,30
        mov eax, 40
        mov ecx,60
        push 50
        call label1
        mov a,eax
        mov b,ebx
        add esp, 12
        jmp Label2
        label1:
        mov d,eax
        mov eax, dword ptr[esp + 4]
        mov a, eax
        add a, ebx
        mov eax, dword ptr[esp + 8]
        mov b, eax
        mov eax, dword ptr[esp + 12]
        and ebx,ecx
        or edx,ecx
        mov c,eax
        mov d,edx
        ret
    }
Label2:
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 73

Give the output of the following code snippet :
struct student
{
    char *name;
};
void func(struct student s)
{
    struct student *s1;
    s1=&s;
    strcpy(s1->name,"Jenn");
    printf("%s\t", s1->name);
}
void main()
{
    struct student s;
    func(s);
}

Question Number 74

Consider the given code : When is the given block of code executed? if(temp1==Head) { temp5=temp2->next; temp2 -> next=temp1; temp1->next=temp5; Head = temp2; temp3=temp2; }
void SortList()
{
    node *temp1,*temp2,*temp3,*temp4,*temp5;
    temp4=NULL;
    while(temp4!=Head->next)
    {
        temp3=temp1=Head;
        temp2=temp1->next;
        while(temp1!=temp4)
        {
            if(temp1->x > temp2->x)
            {
                if(temp1==Head)
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    Head = temp2;
                    temp3=temp2;
                }
                else
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    temp3->next = temp2;
                    temp3=temp2;
                }
            }
            else
            {
                temp3=temp1;
                temp1=temp1->next;
            }
            temp2=temp1->next;
            if(temp2 == temp4)
                temp4=temp1;
        }
    }
}

Question Number 75

Give the output of the following code snippet :
int main()
{
    int i=100,*p,*p1;
    p=&i;
    p1=p;
    printf("%d",*p1);
}

Question Number 76

Give the output of the following code snippet :
int main()
{
    float x=0.3,y=10.89,z=20.68;
    if( x > 0.3)
        printf("%.0f",fmod(z,y));
    else
        printf("%.0f",fmod(y,z));
}

Question Number 77

Give the output of the following code snippet with the following command line arguments : >Test.c Hello World Program
int main(int argc, char *argv[])
{
    int i=strlen(argv[3]);
    int sum=0;
    while(i>=0)
    {
        printf("%c",argv[1][i]);
        i--;
    }
}

Question Number 78

Give the output of the following code snippet :
int main()
{
    int x=100,y=100;
    int z = x++ || y++;
    int a= --z || ++y && x--;
    int b=(20,30,40)+a+(10,20,30,20);
    printf("%d %d",b,a);
}

Question Number 79

Give the output of the following code snippet :
char *func(unsigned int num,int base)
{
    static char bffer[33];
    char *p=&bffer[sizeof(bffer)-1];
    *p='\0';
    do
    {
        *--p="0123456789"[num%base];
        num/=base;
    }
    while(num!=0);
    return p;
}
void main()
{
    char *str;
    str=func(3,2);
    printf("%s",str);
}

Question Number 80

Give the output of the following code snippet :
void main()
{
    int a=20,c=40,b=0,d=5;
    _asm
    {
        mov eax,20
        mov ebx,c
        cmp eax,ebx
        jne Label2
        and eax,dword ptr[c]
        mov b,eax
        Label2:
        mov eax,c
        cmp eax,dword ptr[d]
        mov ebx,100
        and eax,ebx
        je Label1
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 81

Give the output of the following code snippet : Assume the input given is 100.

void main()
{
    int i=3;
    int x;
    while(i!=0)
    {
        scanf("%d",&x);
        ungetc(x,stdout);
        printf("%d ",x);
        ungetc(x,stdin);
        i--;
    }
}

Question Number 82

Give the output of the following code snippet who's solution configuration has been set to the DEBUG mode :
int main()
{
    int a = 200, b = 100, c = 2;
    _asm
    {
        mov eax, esp
        mov ebx, 10
        push eax
        push ebx
        mov ecx, esp
        mov ebx, dword ptr[b]
        sub ecx, eax
        mov a, ecx
        mov b, ebx
        pop edx
        add esp,8

    }
    printf("%d %d", a, b);
}

Question Number 83

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
extern int value;
void func();
/* Test1.c */
#include "Test1.h"
void func()
{
    value = 200;
}

/* Test2.c */
#include "Test1.h"

int value = 200;
void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

void main ()
{
    func1();
    func();
}

Question Number 84

Give the output of the following code snippet :
char *func()
{
    void *str;
    str=(char*)malloc(20*sizeof(char));
    strcpy(str,"Hello World");
    return (char*)str;

}
void main()
{
    char *s;
    s=func();
    printf("%s",s);
}

Question Number 85

Give the output of the following code snippet :
struct node
{
    int data;
    struct node *next;
}*head=0;

void  display(struct node *r)
{
    r=head;
    while(r!=NULL)
    {
        printf("%d ",r->data);
        r=r->next;
    }
}

void add( int num )
{
    struct node *temp;
    temp=(struct node *)malloc(sizeof(struct node));
    temp->data=num;
    temp->next=head;
    head=temp;

}

int Delete(int num)
{
    struct node *temp, *prev;
    temp=head;
    while(temp!=NULL)
    {
        if(temp->data==num)
        {
            if(temp==head)
            {
                head=temp->next;
                free(temp);
                return 1;
            }
            else
            {
                prev->next=temp->next;
                free(temp);
                return 1;
            }
        }
        else
        {
            prev=temp;
            temp= temp->next;
        }
    }
    return 0;
}

void main()
{
    struct node *n;
    add(100);
    add(200);
    add(300);
    add(400);
    Delete(100);
    display(n);
}

Question Number 86

Give the output of the following code snippet :
struct student
{
    char *name;
};
void fun()
{
    struct student s;
    s.name = "Anne";
    printf("%s", s.name);
}
void main()
{
    fun();

}

Question Number 87

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])

{
    int a = 0, b = 0, c=0,d=0;
    __asm
    {
        push 10
        push 20
        push 30
        push 40
        mov ebx,30
        push ebx
        mov eax, 40
        mov ecx,label1
        call ecx
        add esp,0x10
        mov edx,Label2
        mov dword ptr[c],edx
        jmp dword ptr[c]
        label1:
        add esp,4
        mov eax, dword ptr[esp + 4]
        mov a, eax
        pop eax
        mov b, eax
        pop eax
        mov c,eax
        mov eax, dword ptr[esp + 8]
        mov d,eax
        sub esp,12
        ret

        Label2:mov c,ebx
        mov b,eax

    }
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 88

Give the output of the following code snippet :
int main()

{
    int i = 3, a = 10, j = 5;
    _asm
    {
        Label3:   cmp         dword ptr[i], 5
        je          Label1
        mov         eax, dword ptr[i]
        add         eax, 1
        mov         dword ptr[i], eax
        cmp         dword ptr[i], 3
        je          Label2
        jmp         Label3
        jmp         Label4
        Label2 : mov         ecx, dword ptr[a]
        add         ecx, 1
        mov         dword ptr[a], ecx
        Label4 : jmp         Label3

    }
Label1:
    printf("%d", a);
}

Question Number 89

Give the output of the following code snippet :
void main()
{
    int a=20,c=-10,b=0;
    _asm
    {
        mov eax,20
        cmp eax,dword ptr[a]
        je Label2
        mov b,eax
        Label2:
        mov ecx,c
        mov eax,ecx
        cmp eax,dword ptr[c]
        js Label1
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 90

Give the output of the following code snippet :
typedef struct
{
    int id;
} Test;

int main()
{
    Test t1;
    t1.id=10;
    printf("%d",t1.id);

}

Question Number 91

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])
{
    int a = 10, b = 10,c=0;
    __asm
    {
        mov eax,Label1
        mov dword ptr[c],eax
        call dword ptr[c]
        mov ebx,Label2
        mov dword ptr[b],ebx
        jmp dword ptr[b]
        Label1 :
        mov a, 64
        ret
        Label2 : mov b,100
    }
    printf("%d %d", a,b);
}

Question Number 92

The operator used to get value at address stored in a pointer variable is :
< NIL>

Question Number 93

Give the output of the following code snippet :
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    int d = 0;
    _asm
    {
        mov eax, 10
        push eax
        mov ebx, 20
        push ebx
        mov ecx, 30
        push ecx
        mov edx, 40
        push edx
        push 100
        mov ebx, dword ptr[esp]
        mov a, ebx
        mov ebx, dword ptr[esp+4]
        mov b, ebx
        push 200
        mov ebx, dword ptr[esp+8]
        mov c, ebx
        mov ebx, dword ptr[esp+12]
        mov d, ebx
        add esp, 0x10

    }
    printf( "%d %d %d  %d", a, b, c, d );
}

Question Number 94

Give the output of the following code snippet :
void func(int *p)
{
    printf("%d\n", *p);
}
int main()
{
    int i = 10;
    func((&i)++);
}

Question Number 95

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20,c=5;
    _asm
    {
        mov eax,a
        mov ebx,b
        or ebx,c
        mov ecx,eax
        and ecx,ebx
        mov c,ecx

    }
    printf("%d",c);
}

Question Number 96

Give the output of the following code snippet :
void main()
{
    int row=2,col=2;
    int **arr;
    int i,j;
    arr=(int**)malloc(row*sizeof(int));
    for(i=0; i< row; i++)
        arr[i]=(int*)malloc(col*sizeof(int));
    for(i=0; i< row; i++)
    {
        for(j=0; j< col; j++)
        {
            arr[i][j]=i+j*i;
            printf("%d ",arr[i][j]);
        }
    }
}

Question Number 97

Give the output of the following code snippet :
struct node
{
    int x;
    struct node *next;
}*Head;

void SortList()
{
    node *temp1,*temp2,*temp3,*temp4,*temp5;
    temp4=NULL;
    while(temp4!=Head->next)
    {
        temp3=temp1=Head;
        temp2=temp1->next;
        while(temp1!=temp4)
        {
            if(temp1->x <  temp2->x)
            {
                if(temp1==Head)
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    Head = temp2;
                    temp3=temp2;
                }
                else
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    temp3->next = temp2;
                    temp3=temp2;
                }
            }
            else
            {
                temp3=temp1;
                temp1=temp1->next;
            }
            temp2=temp1->next;
            if(temp2 == temp4)
                temp4=temp1;
        }
    }
}
void AddNode( int num )
{
    struct node *temp,*temp2;
    if(Head==NULL)
    {
        temp2=(struct node *)malloc(sizeof(struct node));
        temp2->x=num;
        temp2->next=NULL;
        Head=temp2;
    }
    else
        temp=Head;
    while(temp->next!=NULL)
        temp=temp->next;
    temp2=(struct node *)malloc(sizeof(struct node));
    temp2->x=num;
    temp2->next=NULL;
    temp->next=temp2;
}

void  Display()
{
    struct node *r;
    r=Head;
    while(r!=NULL)
    {
        printf("%d ",r->x);
        r=r->next;
    }
    printf("\n");
}

int main()
{
    AddNode(10);
    AddNode(5);
    AddNode(6);
    SortList();
    AddNode(20);
    AddNode(3);
    AddNode(100);

    Display();
}

Question Number 98

Give the output of the following code snippet :
int main()
{
    struct u
    {
        unsigned char x : 1;
        unsigned int y : 2;
    } p;
    struct u un;
    un.y = 2;
    printf("%d\n",un.y);
}

Question Number 99

Give the output of the following code snippet :
void main()
{
    int x = 0;
    int *const ptr = &x;
    ptr++;
    printf("%p\n ", ptr);
}

Question Number 100

Give the output of the following code snippet : Assume the contents of the file 'Test.txt' is "Hello World".
void main()
{
    char x;
    FILE *fp,*fp1;
    fp=fopen("Test.txt","r");
    fseek(fp,10,SEEK_SET);
    fputc('S',fp);
    fclose(fp);
    fp1=fopen("Test.txt","r");
    while((x=getc(fp1))!=EOF)
    {
        printf("%c",x);
    }
    fclose(fp1);
}

Question Number 101

Give the output of the following code snippet :
void main()
{
    int y,z;
    int x=printf("%d HelloWorld\n");
    printf("%d",x);
}

Question Number 102

Give the output of the following code snippet :
int main()
{
    int a,b=2,c=10;
    _asm
    {
        mov dword ptr[a],0
        mov eax,dword ptr[c]
        mov dword ptr[b],20
        add ecx,dword ptr[c]
        or ecx,eax
        inc ecx
        mov a,ecx
    }
    printf("%d",a);
}

Question Number 103

Give the output of the following code snippet :
int main()
{

    int arr[5]= {20,10,5,0,1};
    int arry2[]= {*arr,*arr+2,*arr+3,*arr+4};
    int *p;
    p=arry2;
    ++(*arry2);
    ++p;
    arr[1]=10;
    arry2[2]=++(*arr);
    printf("%d %d",*p,(*arr)+++(*arry2));

}

Question Number 104

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20, c;
    _asm
    {
        mov eax,a
        mov ebx,b
        add eax,ebx
        mul a
        mov c,eax

    }
    printf("%d",c);
}

Question Number 105

Give the output of the following code snippet :
int main()
{
    int i=10,*p;
    p=&i;
    (*p)++;
    printf("%d",(*p)++);
}

Question Number 106

Give the output of the following code snippet :
void main()
{
    int x=10,y=20,arr[3],i;
    for(i=0; i< 3; i++)
    {
        arr[i]=++x;
        if(arr[i]!=x || arr[i]==++x)
            printf("Hello");
        break;
        else
            printf("World");

    }

}

Question Number 107

Give the output of the following code snippet
int main()
{
    void *p;
    int a[4] = {1, 2, 3, 4};
    p = &a[3];
    int *ptr = &a[2];
    int n = p - ptr;
    printf("%d\n", n);
}

Question Number 108

Give the output of the following code snippet :
const int* func(int i)
{
    int x=i;
    const int *ptr=&x;
    return (ptr);
}

void main()
{
    int a=10,b=20;
    const int *qtr=func(a);
    qtr=&b;
    printf("%d",*qtr);
}

Question Number 109

Give the output of the following code snippet :
void main()
{
    char arry[10]="Hello";
    char str[15]="World";
    const char* ptr=str;
    str[0]='Y';
    printf("%s",str);
}

Question Number 110

Give the output of the following code snippet :
union u
{
    struct p
    {
        unsigned char x : 2;
        unsigned int y : 2;
    } p;
    int x;
};
int main()
{
    union u u;
    p.x = 2;
    printf("%d\n", p.x);
}

Question Number 111

Files Test1.c, Test1.h, Test2.c, Test2.h and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
void func1(int);
extern int arg = 10;


/* Test2.h */
extern int value;
void func(int);

/* Test1.c */

#include"Test2.h"
void func1(int);
void func(int arg)
{
    func1(arg);
    value = 200;
    printf("Output = %d\n",arg+value);
}

/* Test2.c */
#include"Test2.h"

void func1(int arg)
{
    value = 100;
    printf ( "Output = %d\n", arg+value );

}



/* Test3.c */

#include "Test1.h"
#include "Test2.h"

void main ()
{
    func1(arg);

}

Question Number 112

Give the output of the following code snippet :

typedef struct stud *ptr;
{
    int no;
    int no2;
    ptr link;
};
void main()
{
    stud s;
    s.no=1001;
    printf("%d",s.no);
}

Question Number 113

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])
{
    int a = 0, b = 0;
    __asm
    {
        call Label2
        mov a, 100
        call Label2
        mov  eax, a
        cmp eax,200
        jle End

        Label2 : mov b, 200
        ret
        Label3:  mov a,200
        ret
        End : mov b,300
    }
    printf("%d %d", a, b);
}

Question Number 114

Give the output of the following code snippet :
void convertToBinary(int val)
{
    for (int c = 7; c >= 0; c--)
    {
        int k = val >> c;

        if (k & 1)
            printf("1");
        else
            printf("0");
    }
}
int main()
{
    convertToBinary(20);

}

Question Number 115

Give the output of the following code snippet :
struct point
{
    int x;
    int y;
    int z;

};
int main()
{
    int* offset=(((point*)0)->z);
    printf("%d",offset);
}

Question Number 116

Give the output of the following code snippet :
void main()
{
    int x=10,y=20;
    int z=x+y;
    int* const ptr=&x;
    printf("%d",*ptr);
}

Question Number 117

Give the output of the following code snippet :
int main()
{
    char *a[2] = {"Hello"};
    printf("%d", sizeof(a));
    return 0;
}

Question Number 118

Give the output of the following code snippet :
int main()

{
    int i = 3, a = 10, j = 5;
    _asm
    {
        Label2:   cmp         dword ptr[i], 5
        jl          Label1
        jmp         Label2
        Label1 : mov         eax, dword ptr[j]
        imul        eax, dword ptr[j]
        add         eax, dword ptr[a]
        mov         dword ptr[a], eax
        mov         ecx, dword ptr[a]
        sub         ecx, 1
        mov         dword ptr[a], ecx
        mov         edx, dword ptr[j]
        add         edx, 1
        mov         dword ptr[j], edx
        mov         eax, dword ptr[i]
        add         eax, 1
        mov         dword ptr[i], eax
    }

    printf("%d", a);
}

Question Number 119

Give the output of the following code snippet :
void main()
{
    double a=100.25;
    double b=200.25;
    double c = ((a) = (b) ? (a) : (b));
    double d= ((a) >= (b) ? (a) : (b));

    printf("%.2f %.2f",c,d);
}

Question Number 120

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])

{
    int a = 0, b =0, c=0,d=0;
    __asm
    {
        push 10
        push 20
        mov ebx,30
        mov eax, 40
        mov ecx,60
        push 50
        call label1
        mov a,eax
        mov b,ebx
        add esp, 12
        jmp Label2
        label1:
        mov d,eax
        mov eax, dword ptr[esp + 4]
        mov a, eax
        add a, ebx
        mov eax, dword ptr[esp + 8]
        mov b, eax
        mov eax, dword ptr[esp + 12]
        or ebx,ecx
        xor edx,ecx
        mov c,eax
        mov d,edx
        ret
    }
Label2:
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 121

Give the output of the following code snippet :
void func(struct stud *stuobj);
struct stud
{
    int no;
    char name[3];
    stud *link;
};

void main()
{
    struct stud s= {1001,"Jenny"};
    func(&s);
}
void func(struct stud *stuobj)
{
    struct stud *s;
    s=stuobj;
    printf("%s",s->name);
}

Question Number 122

Give the output of the following code snippet :
int main()
{
    int *p = (int *)10;
    int *q = (int *)6;
    printf("%d", p + q);
}

Question Number 123

Give the output of the following code snippet :
struct student
{
    char *c;
    struct student *point;
};
void main()
{
    struct student s;
    struct student m;
    s.c = m.c = "Hello";
    m.point = s;
    (m.point)->c = "World";
    printf("%s %s", s.c, m.c);
}

Question Number 124

Give the output of the following code snippet :
int main()
{
    int*ptr;
    int val=10;
    ptr=&val;
    printf("%d",*ptr);
}

Question Number 125

Give the output of the following code snippet :
typedef struct stud *s;
void func(struct stud *stuobj);
struct stud
{
    int no;
    int no2;
    s link;
};

void main()
{
    struct stud s= {1001,1002};
    func(&s);
}
void func(struct stud *stuobj)
{
    struct stud *s;
    s=stuobj;
    printf("%d",s->no);
}

Question Number 126

Give the output of the following code snippet :
int DecimalToOctal(long quotient)
{
    long remainder;
    int octalNumber[100], i = 1, j;
    while (quotient != 0)
    {
        octalNumber[i++] = quotient % 8;
        quotient = quotient / 8;
    }
    for (j = i - 1; j > 0; j--)
        printf("%d", octalNumber[j]);
    return 0;
}
void main()
{
    DecimalToOctal(125);
}

Question Number 127

Give the output of the following code snippet :
struct node
{
    int x;
    struct node *next;
}*Head;

void SortList()
{
    node *temp1,*temp2,*temp3,*temp4,*temp5;
    temp4=NULL;
    while(temp4!=Head->next)
    {
        temp3=temp1=Head;
        temp2=temp1->next;
        while(temp1!=temp4)
        {
            if(temp1->x <  temp2->x)
            {
                if(temp1==Head)
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    Head = temp2;
                    temp3=temp2;
                }
                else
                {
                    temp5=temp2->next;
                    temp2 -> next=temp1;
                    temp1->next=temp5;

                    temp3->next = temp2;
                    temp3=temp2;
                }
            }
            else
            {
                temp3=temp1;
                temp1=temp1->next;
            }
            temp2=temp1->next;
            if(temp2 == temp4)
                temp4=temp1;
        }
    }
}
void AddNode( int num )
{
    struct node *temp,*temp2;
    if(Head==NULL)
    {
        temp2=(struct node *)malloc(sizeof(struct node));
        temp2->x=num;
        temp2->next=NULL;
        Head=temp2;
    }
    else
        temp=Head;
    while(temp->next!=NULL)
        temp=temp->next;
    temp2=(struct node *)malloc(sizeof(struct node));
    temp2->x=num;
    temp2->next=NULL;
    temp->next=temp2;
}

void  Display()
{
    struct node *r;
    r=Head;
    while(r->next!=NULL)
    {
        printf("%d ",r->x);
        r=r->next;
    }
    printf("\n");
}

int main()
{
    AddNode(10);
    AddNode(5);
    AddNode(6);
    SortList();
    AddNode(20);
    AddNode(3);
    AddNode(100);
    AddNode(50);

    Display();
}

Question Number 128

Give the output of the following code snippet :
void main()
{
    int a[10] = {1};
    printf("%d %d", sizeof(a[10]),*a);
};

Question Number 129

Give the output of the following code snippet :
void main()
{
    char *a[10] = {"hi", "he", "ho"};
    int i = 0, j = 0;
    a[0] = "hey";
    for (i = 0; i <  4; i++)
        printf("%s ", a[i]);
}

Question Number 130

Give the output of the following code snippet :
int(*funcptr) (int a);
int myfunc(int a)

{
    int sum=0;
    _asm
    {
        mov         dword ptr [sum],32h
        mov         dword ptr [a],64h
        mov         eax,dword ptr [sum]
        add         eax,dword ptr [a]
        mov         dword ptr [sum],eax
        mov         dword ptr [a],eax
    }
    printf("%d",a);
    return 0;
}
int testCaller(int(*funcptr) (int a))
{
    _asm
    {
        push        32h
        call        dword ptr [funcptr]
        add         esp,4
    }
    return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
    testCaller(myfunc);
    return 0;
}

Question Number 131

Give the output of the following code snippet :
struct
{
    char *name;
    union
    {
        char *sval;
    } u;
} symtab[10];
void main()
{
    symtab[0].u.sval="HelloWorld";
    printf("%s",symtab[1].u.sval);
}

Question Number 132

Give the output of the following code snippet with the following command line arguments : >Test.c Hello World Program
int main(int argc, char *argv[])
{
    int i=strlen(argv[3]);
    int sum=0;
    do
        printf("%s ",argv[--argc]);
    while(!argc);
}

Question Number 133

Give the output of the following code snippet :
void main()
{
    char str[12]="Hello world";
    char *str1="Yellow World";
    str[5]='L';
    printf("%s",str);

}

Question Number 134

Give the output of the following code snippet :
int main()
{
    int a = 20, b = 10,c=2;
    _asm
    {
        mov eax,dword ptr[a]
        mov ebx,dword ptr[b]
        push eax
        push ebx
        mov ecx,dword ptr[c]
        pop eax
        sub eax,ecx
        xor ebx,ecx
        inc ebx
        mov a,eax
        pop ebx
        mov b,ebx

    }
    printf("%d %d",a,b);
}

Question Number 135

Give the output of the following code snippet :
int main()
{
    _asm
    {
        mov eax,10
        mov ebx,20
        add eax,ebx
        mov dword ptr[a],eax
    }
    printf("%d",a);
}

Question Number 136

Give the output of the following code snippet :
int(*funcptr) (int a);
int myfunc(int a)

{
    int sum=0;
    _asm
    {
        mov         dword ptr [a],0Ch
        mov         eax,dword ptr [sum]
        add         eax,dword ptr [a]
        mov         dword ptr [sum],eax
        mov         ecx,dword ptr [a]
        add         ecx,1
        mov         dword ptr [a],ecx
    }
    printf("%d",a);
    return 0;
}
int testCaller(int(*funcptr) (int a))
{
    _asm
    {
        push        10h
        call        dword ptr [funcptr]
        add         esp,4
    }
    return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
    testCaller(myfunc);
    return 0;
}

Question Number 137

Give the output of the following code snippet :
void main()
{
    int a=30,c=20,b=20;
    _asm
    {
        mov eax,20
        mov ebx,dword ptr[b]
        cmp eax,ebx
        jle Label2
        xor eax,ebx
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        sub ecx,ebx
        jnz Label1
        and eax,ecx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 138

Give the output of the following code snippet :
void first()
{
    printf("Func1");
}
void second()
{
    printf("Func2 ");
    first();
}
void main()
{
    void (*ptr)();
    ptr = second;
    ptr();
}

Question Number 139

Give the output of the following code snippet :
void main()
{
    int a=20,b=30,c=40;
    unsigned int d=2;
    int x=1,y=2,z=30;
    x= c | b  && a ;
    y = x | 2 || b;
    printf("%d %d  %d",x,y,-2 >> 2);
}

Question Number 140

Give the output of the following code snippet :
int main()
{
    int a = 2000;
    int b = 1000;

    int c = a >> 3;
    int d = b >> 2;

    if(c == d)
        printf("True");
    else
        printf("False");

}

Question Number 141

Give the output of the following code snippet :
int main()
{
    float x = 0.3;
    int y=10;
    if (x == 0.3)
        printf("%d",sizeof(x)+sizeof(0.3));
    else if (x == 0.3f)
        printf("%d",sizeof(0.3)+sizeof(0.3f));
    else
        printf("%d",sizeof(x)+sizeof(0.3f));
}

Question Number 142

Give the output of the following code snippet :
void main()
{
    int a=20,c=50,b=30;
    _asm
    {
        mov eax,20
        mov ebx,a
        sub eax,dword ptr[a]
        jc Label2
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        cmp eax,ecx
        jne Label1
        or eax,30
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 143

Give the output of the following code snippet :
typedef struct student
{
    char *a;
} stud;
void main()
{
    stud s;
    s.a = "Hello";
    printf("%s", s.a);
}

Question Number 144

A pointer may be of the types :
< NIL>

Question Number 145

Give the output of the following code snippet :
struct
{
    char *name;
    union
    {
        char *sval;
    } u;
} symtab;
void main()
{
    symtab.u.sval="HelloWorld";
    printf("%s",symtab.u.sval);
}

Question Number 146

Give the output of the following code snippet :
void convertToBinary(int val)
{
    for (int c = 7; c >= 0; c--)
    {
        int k = val >> c;

        if (k & 1)
            printf("1");
        else
            printf("0");
    }
}
int main()
{
    convertToBinary(89);

}

Question Number 147

Give the output of the following code snippet :
int func()
{
    int *ptr;
    int x=100;
    ptr=&x;
    return ptr;
}
void main()
{
    int (*f[5])();
    *f=func;
    printf("%d",(*f)());
}

Question Number 148

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20, c;
    _asm
    {
        mov eax, a
        mov ebx, b
        sub eax, ebx
        mov c, eax
    }
    printf("%d", c);
}

Question Number 149

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
void func()
{
    int value = 200;
    printf ( "Output = %d\n", value );

}
/* Test1.c */

void func();


/* Test2.c */
#include"Test1.h"

static int value = 100;
void main ()
{
    func();
    printf ( "Output = %d\n", value );
}

Question Number 150

Give the output of the following code snippet : Assume the contents of the file 'Test.txt' is "Hello World".
void main()
{
    char x;
    int count=0;
    FILE *fp,*fp1;
    fp=fopen("Test.txt","r");
    fseek(fp,10,SEEK_SET);
    fputc('S',fp);
    fclose(fp);
    fp1=fopen("Test.txt","r");
    while((x=getc(fp1))!=EOF)
    {
        printf("%c",x);
        count++;
    }
    printf("  %d",count);
    fclose(fp1);
}

Question Number 151

Give the output of the following code snippet :
void main()
{
    int a=50,c=10,b=10;
    _asm
    {
        mov eax,35
        mov ebx,a
        sub eax,dword ptr[b]
        jae Label2
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        cmp eax,ecx
        je Label1
        sub eax,dword ptr[b]
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 152

Give the output of the following code snippet :
int main()
{
    int a = 20;
    int b = 20;

    if ((a < <  1) == (b * 2))
        printf("True ");
    else
        printf("False");
}

Question Number 153

Give the output of the following code snippet :
typedef struct stud *ptr;
struct stud
{
    int no;
    int no2;
    ptr link;
};
void main()
{
    stud s;
    s.no=10;
    printf("%d",s.no);
}

Question Number 154

Give the output of the following code snippet :
int main()
{
    int a=10, b=20, c;
    c = (a == 100 && b > 30);
    c= a++ + b++ + ++c;
    printf("%d", c);
    return 0;
}

Question Number 155

Give the output of the following code snippet who's solution configuration has been set to the DEBUG mode :
int main()
{
    int a = 20, b = 10, c = 2;
    _asm
    {
        mov eax, esp
        mov ebx, 100
        push dword ptr[b]
        mov ecx, esp
        pop dword ptr[b]
        mov ebx, dword ptr[b]
        sub ecx, eax
        mov a, ecx
        mov b, ebx
        pop edx
        add esp,8

    }
    printf("%d %d", a, b);
}

Question Number 156

What do the following lines of code indicate? else { prev->next=temp->next; free(temp); }
int Delete(int num)
{
    struct node *temp, *prev;
    temp=head;
    while(temp!=NULL)
    {
        if(temp->data==num)
        {
            if(temp==head)
            {
                head=temp->next;
                free(temp);
                return 1;
            }
            else
            {
                prev->next=temp->next;
                free(temp);
                return 1;
            }
        }
        else
        {
            prev=temp;
            temp= temp->next;
        }
    }
    return 0;
}

Question Number 157

Give the output of the following code snippet :
void main()
{
    char *s = "SourceLens";
    char *p = &s;
    printf("%c %c", *(p+1), s[10]);
}

Question Number 158

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */

int value = 100;
void func();

/* Test1.c */

void func()
{
    printf ( "Output = %d", value );

}

/* Test2.c */

#include"Test1.h"

void main ()
{
    printf ( "Output = %d\n", value );
    func();

}

Question Number 159

Give the output of the following code snippet :
struct point
{
    int x;
    int y;
};
void func(struct point*);
int main()
{
    struct point p1 = {1, 2};
    func(&p1);
    printf("%d\n", p1.x++);
}
void func(struct point *p)
{
    p->x = 10;
}

Question Number 160

Give the output of the following code snippet :
int main()
{
    int a = 20, b = 10,c=2;
    _asm
    {
        mov eax,100
        push eax
        push ebx
        mov ecx,esp
        sub ebx,ecx
        pop ebx
        pop eax
        mov a,eax
        mov b,ebx
    }
    printf("%d %d",a,b);
}

Question Number 161

Give the output of the following code snippet :
struct node
{
    int data;
    struct node *next;
    struct node *prev;
}*head;

void func( int num )
{
    struct node *temp;
    temp=(struct node *)malloc(sizeof(struct node));
    temp->data=num;
    temp->next=head;
    temp->prev=NULL;
    while(head!=NULL)
        head=head->next;
    head=temp;


}

void  display()
{
    struct node *r;
    r=head->next;
    while(r->next!=NULL)
    {
        printf("%d ",r->data);
        r=r->next;
    }
}

void main()
{
    func(100);
    func(200);
    func(300);
    func(400);
    display();
}

Question Number 162

Give the output of the following code snippet :
union
{
    int x;
    char y;
} p;
int main()
{
    p.x = 10;
    printf("%d\n", sizeof(p));
}

Question Number 163

Give the output of the following code snippet :
int main()
{
    int ary[4] = {1, 2, 3, 4};
    int *p = ary + 3;
    printf("%d\n", p[-1]);
}

Question Number 164

Give the output of the following code snippet with the following command line arguments : >Test.c 100 200 300
int main(int argc, char *argv[])
{
    int i=strlen(argv[3]);
    int sum=0;
    do
        printf("%d ",atoi(argv[argc])+atoi(argv[--argc]));
    while(!argc);
}

Question Number 165

Give the output of the following code snippet :
int sum(int first,...)
{
    int sum=0, count=0,i=first;
    va_list marker;
    va_start(marker,first);
    while(i!=-1)
    {
        sum+=i;
        count++;
        i=va_arg(marker,int);
    }
    va_end(marker);
    return sum;
}


int main(int argc, char *argv[])
{
    printf("%d",sum(2,3.5,4.5,-1));
}

Question Number 166

Give the output of the following code snippet :
void convertToBinary(int val)
{
    for (int c = 7; c >= 0; c--)
    {
        int k = val >> c;

        if (k & 1)
            printf("1");
        else
            printf("0");
    }
}
int main()
{
    convertToBinary(66);

}

Question Number 167

Give the output of the following code snippet :
union Test
{
    char str[10];
};

int main()
{
    union Test st1, st2;
    strcpy(st1.str, "Hello");
    st2 = st1;
    printf("%s",st2.str);
}

Question Number 168

Give the output of the following code snippet :
int main()
{
    int i, *j, k;
    _asm
    {
        mov         dword ptr[i], 1Ah
        lea         eax, [i]
        mov         dword ptr[j], eax
        mov         ecx, dword ptr[j]
        mov         edx, dword ptr[ecx]
        sub         edx, 5
        mov         eax, dword ptr[j]
        mov         dword ptr[eax], edx
        mov         ecx, dword ptr[j]
        mov         edx, dword ptr[i]
        imul        edx, dword ptr[ecx]
        mov         eax, dword ptr[j]
        sub         edx, dword ptr[eax]
        mov         dword ptr[k], edx
    }
    printf("%d\n", k);
}

Question Number 169

Give the output of the following code snippet :
int main()
{
    struct u
    {
        unsigned char x : 1;
        unsigned int y : 2;
        float z :3;
    } p;
    struct u un;
    un.z = 1.25;
    printf("%f\n", un.f);
}

Question Number 170

Give the output of the following code snippet :
int main()
{
    int x=10,y=1;
    int z=++x || y--;
    if(z <  x^y || y%x)
        printf("%d",z++- ++x);
    else
        printf("%d",z--+ --y);
}

Question Number 171

Give the output of the following code snippet :
union stud
{
    int age;
    char *name;
};
void main()
{
    union stud s= {20};
    union stud *temp=(stud*)malloc(sizeof(stud));
    temp=&s;
    printf("%d",temp->age);
}

Question Number 172

Give the output of the following code snippet :
void main()
{
    char str[10]="Hello";
    char *str2;
    str2="World";
    strcpy(str,str2);
    printf("%s ",str);

}

Question Number 173

Which of the following is an example of a null pointer in C?
< NIL>

Question Number 174

Give the output of the following code snippet :
void main()
{
    int a = 10;
    int b = 20;
    int c = 30;
    int d = 0;
    __asm
    {
        mov eax,c
        push eax
        mov eax,b
        push eax
        mov eax,a
        push eax
        mov eax,Func
        mov dword ptr[d],eax
        call dword ptr[d]
        mov ebx,End
        jmp ebx
        Func :
        add esp,4
        pop eax
        mov a, eax
        pop eax
        mov b, eax
        pop eax
        mov c,eax
        sub esp,0x10
        ret
        End : add esp, 0x10
    }
    printf("%d %d %d", a, b,c);
}

Question Number 175

Give the output of the following code snippet :
void main()
{
    typedef char ptr,*qtr;
    char fptr=100;
    qtr a,b;
    ptr p=20,q=p++;
    a=&fptr;
    b=&q;
    printf("%d %d",*a,*b);
}

Question Number 176

Give the output of the following code snippet :
void main()
{
    int a=20,c=10,b=10;
    _asm
    {
        mov eax,40
        mov ebx,dword ptr[c]
        cmp eax,ebx
        jnbe Label2
        shr eax,2
        and eax,dword ptr[a]
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        sub ecx,ebx
        je Label1
        and eax,ecx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 177

Give the output of the following code snippet :
void main()
{
    int a=20,b=30,c=40;
    unsigned int d=2;
    int x=1,y=2,z=30;
    x= c || b  & a ;
    y = x || 2 || b;
    printf("%d %d  %d",x,y,-2 < <  2);
}

Question Number 178

Give the output of the following code snippet :

int main()
{
    int a = 10;
    int b = 10;
    if (a == (a|b) || a == (a&b))
        printf("True ");
    else

        printf("False");
}

Question Number 179

Give the output of the following code snippet :
int main()

{
    int i = 3, a = 10, j = 1;
    _asm
    {
        Label1 :  mov         eax, dword ptr[a]
        add         eax, dword ptr[j]
        mov         dword ptr[a], eax
        mov         ecx, dword ptr[i]
        add         ecx, 1
        mov         dword ptr[i], ecx
        mov         edx, dword ptr[j]
        sub         edx, 1
        mov         dword ptr[j], edx
        jne         Label1 }
    printf("%d", a);
}

Question Number 180

Give the output of the following code snippet who's solution configuration has been set to the DEBUG mode :
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    _asm
    {
        mov eax, 10
        push eax
        mov ebx, dword ptr[esp]
        mov a, ebx
        mov ebx, dword ptr[esp + 4]
        mov b, ebx
        push 300
        mov ebx, dword ptr[esp + 8]
        mov c, ebx
        add esp,4
        pop eax
    }
    printf("%d %d %d", a, b, c);
}

Question Number 181

Give the output of the following code snippet :
void main()
{
    int row=2,col=2;
    int **arr;
    int i,j;
    arr=(int*)malloc(row*sizeof(int));
    for(i=0; i< row; i++)
        arr[i]=(int*)malloc(col*sizeof(int));
    for(i=0; i< row; i++)
    {
        for(j=0; j< col; j++)
        {
            arr[i][j]=i+j*i;
            printf("%d ",arr[i][j]);
        }
    }
}

Question Number 182

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
int value;
void func();
void func1();
/* Test1.c */
#include "Test1.h"
int value = 300;
void func()
{
    value=200;
    printf ( "Output = %d\n", ++value );
    func1();

}

/* Test2.c */
#include "Test1.h"

void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

void main ()
{
    func1();
    func();
}

Question Number 183

Give the output of the following code snippet :
struct q
{
    char *name;
};
struct q *ptrary[3];
int main()
{
    struct q *p;
    p->name = "Hello";
    ptrary[0] = p;
    p->name= "World";
    ptrary[1] = p;
    printf("%s\n", ptrary[0]->name);
    return 0;
}

Question Number 184

Give the output of the following code snippet :
void main()
{
    char *s= "Hello";
    char *p = s;
    printf("%c  %c", p[0], s[1]);
}

Question Number 185

Give the output of the following code snippet :
typedef struct stud s;
void func(struct stud *stuobj);
struct stud
{
    int no;
    int no2;
    s link;
};

void main()
{
    struct stud s= {10,20};
    func(&s);
}
void func(struct stud *stuobj)
{
    struct stud *s;
    s=stuobj;
    printf("%d",s->no);
}

Question Number 186

Give the output of the following code snippet :
int main()
{
    char *s;
    char buf [] = "Hello World";
    s = strchr (buf, 'l');
    if (s != NULL)
        printf ("Found %s", s);
    else
        printf("Not found");
    return 0;
}

Question Number 187

Give the output of the following code snippet :
int main()
{
    int i, *j, k;
    _asm
    {
        mov         dword ptr[i], 0Fh
        lea         eax, [i]
        mov         dword ptr[j], eax
        mov         ecx, dword ptr[j]
        mov         eax, dword ptr[i]
        add        eax, dword ptr[ecx]
        mov         ecx, dword ptr[j]
        cdq
        imul        dword ptr[ecx]
        sub        eax, dword ptr[i]
        mov         dword ptr[k], eax
    }
    printf("%d\n", k);
    return 0;
}

Question Number 188

Give the output of the following code snippet :
void func(char *a,char *b)
{
    while(*a=*b)
    {
        a++;
        b++;
    }
}
void main()
{
    char str1[15]="Hello world";
    char *str="Yellow World";
    char *x,*y;
    x=str1;
    y=str;
    func(x,y);
    printf("%s",str1);
}

Question Number 189

Give the output of the following code snippet :
void main()
{
    int a=10,c=20,b=-30;
    _asm
    {
        mov eax,40
        mov ebx,dword ptr[b]
        cmp eax,ebx
        jle Label2
        or eax,ebx
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        sub ecx,ebx
        jz Label1
        or eax,ecx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 190

Give the output of the following code snippet :
union p
{
    int x;
    char y;
};
int main()
{
    union p p1[] = {1, 92, 3, 94, 5, 96};
    union p *ptr1 = p1;
    int x = (sizeof(p1) / 6);
    if (x == sizeof(int))
        printf("%d\n", ptr1->x);
    else
        printf("False");
}

Question Number 191

Give the output of the following code snippet :
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    _asm
    {
        mov eax, 10
        push eax
        mov ebx, 100
        push ebx
        mov ecx, 1000
        push ecx
        push 100
        mov ebx, dword ptr[esp]
        mov a, ebx
        mov ebx, dword ptr[esp+4]
        mov b, ebx
        mov ebx, dword ptr[esp-8]
        mov c, ebx
        add esp, 0x10
    }
    printf( "%d %d %d", a, b, c );
}

Question Number 192

Give the output of the following code snippet :
struct student
{
    char *name;
    int age;
};
struct student s[2];
void main()
{
    s[0].name = "Jenn ";
    s[1] = s[0];
    printf("%d %d", s[0].age, s[1].age);
}

Question Number 193

Give the output of the following code snippet :
int main()
{
    int i, j, k, prod = 0;
    _asm
    {
        mov         dword ptr[i], 1
        mov         dword ptr[j], 2
        mov         dword ptr[k], 1
        jmp         Label1
        Label3 : mov         eax, dword ptr[i]
        add         eax, 1
        mov         dword ptr[i], eax
        mov         ecx, dword ptr[j]
        add         ecx, 1
        mov         dword ptr[j], ecx
        mov         edx, dword ptr[k]
        add         edx, 1
        mov         dword ptr[k], edx
        Label1 : cmp         dword ptr[i], 3
        jg          Label2

        mov         eax, dword ptr[i]
        imul        eax, dword ptr[j]
        imul        eax, dword ptr[k]
        mov         dword ptr[prod], eax

        jmp         Label2

        jmp         Label3


    }
Label2:	printf("%d ", prod);
}

Question Number 194

Give the output of the following code snippet :
void main()
{
    int a=100,c=0,b=0;
    _asm
    {
        mov eax,-15
        mov ebx,a
        sub eax,ebx
        mov b,eax
        add eax,a
        jns Label1
        mov c,ebx
    }
Label1: printf("%d %d",b,c);
}

Question Number 195

Files Test1.c, Test1.h, Test2.c and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
static int value;
void func();
void func1();
/* Test1.c */
#include "Test1.h"
int value = 100;
void func()
{
    value=200;
    printf ( "Output = %d\n", ++value );
    func1();

}

/* Test2.c */
#include "Test1.h"

void func1()
{
    printf ( "Output = %d\n", ++value );

}


/* Test3.c */

#include "Test1.h"

void main ()
{
    func1();
    func();
}

Question Number 196

Give the output of the following code snippet :
struct p
{
    char *name;
    struct p *next;
};
struct p *ptrary[10];
int main()
{
    struct p p, q;
    p.name = "SourceLens";
    p.next = NULL;
    ptrary[0] = &p;
    strcpy(q.name, p.name);
    ptrary[1] = &q;
    printf("%s\n", ptrary[0]->name);
    return 0;
}

Question Number 197

Give the output of the following code snippet :
void func(int arr[2][5])
{
    **arr++;
    printf("%d ",**arr);
}

int main()
{

    int arry[2][5]= {1,2,3,4,5,6};
    func(arry);
    printf("%d ",**arry+3);
}

Question Number 198

Give the output of the following code snippet :
void main()
{
    int a=20,c=-10,b=30;
    _asm
    {
        mov eax,10
        mov ebx,b
        cmp eax,dword ptr[b]
        jg Label2
        mov edx,dword ptr[b]
        and edx,eax
        mov b,edx
        Label2:
        mov ecx,dword ptr[a]
        cmp ecx,ebx
        jne Label1
        add eax,ecx
        or eax,edx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 199

Give the output of the following code snippet : Assume the input given is 100.25
void main()
{
    int i=3;
    int x;
    do
    {
        scanf("%d",&x);
        ungetc(x,stdout);
        printf("%d ",x);
        ungetc(x,stdin);
        i--;
    }
    while(i>3);
}

Question Number 200

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */

int value = 300;

void func();

/* Test1.c */

void func()
{
    int value = 200;
    printf ( "Output = %d", value );
}

/* Test2.c */

#include"Test1.h"

void main ()
{
    func();
    printf ( "Output = %d\n", value );
}

Question Number 201

Give the output of the following code snippet :
void func( int num )
{
    struct node *temp;
    temp=(struct node *)malloc(sizeof(struct node));
    temp->data=num;
    temp->next=head;
    temp->prev=NULL;
    while(head!=NULL)
        head=head->next;
    head=temp;


}

void  display()
{
    struct node *r;
    r=head;
    while(r!=NULL)
    {
        printf("%d ",r->data);
        r=r->next;
    }
}

void main()
{
    func(100);
    func(200);
    func(300);
    func(400);
    display();
}

Question Number 202

Give the output of the following code snippet :
void main()
{
    int a=10,b=20,c=30;
    unsigned int d=12;
    int x,y,z;
    x=a && b && c;
    y=x< < 2;
    z=y>>2;
    printf("%d %d %d",x,y,~z);
}

Question Number 203

Give the output of the following code snippet :
int main()
{
    char *str = "Hello";
    char *ptr = "World";
    str = ptr;
    printf("%s %s\n", str, ptr);
}

Question Number 204

Give the output of the following code snippet :
int main()
{
    int *Pa1, *Pa2, *Pa3;
    int a1, b1,c;

    _asm
    {
        mov         dword ptr[a1], 0Ah
        mov         dword ptr[b1], 0Ch
        lea         eax, [a1]
        mov         dword ptr[Pa1], eax
        lea         ecx, [b1]
        mov         dword ptr[Pa2], ecx
        mov         edx, dword ptr[Pa1]
        mov         eax, dword ptr[Pa2]
        mov         ecx, dword ptr[edx]
        imul        ecx, dword ptr[eax]
        mov         dword ptr[c], ecx
        lea         edx, [c]
        mov         dword ptr[Pa3], edx
    }

    printf("%d", *Pa3);
}

Question Number 205

Give the output of the following code snippet :
int main()
{
    int a = 15, b = 10, c;
    _asm
    {
        mov eax,a
        mov ebx,b
        mov edx,10
        xor eax,ebx
        or  eax,edx
        dec edx
        mov dword ptr[a],eax
        mov dword ptr[b],edx
    }
    printf("%d %d",a,b);
}

Question Number 206

Give the output of the following code snippet :
union u
{
    union
    {
        unsigned char x : 2;
        unsigned int y : 2;
    } p;
    int x;
};
int main()
{
    union u u1 = {2};
    printf("%d\n", u1.p.y);
}

Question Number 207

Give the output of the following code snippet :
void main()
{
    char *s= "Hello";
    char *p = s;
    printf("%c  %c", *(p + 3),  s[1]);
}

Question Number 208

Give the output of the following code snippet :
int main()
{
    int a=10, b=20,*ptr,*qtr;
    ptr=&a;
    qtr=&b;
    *ptr=b++;
    *qtr=*ptr+a;
    printf("%d %d %d", a,*ptr,*qtr);
    return 0;
}

Question Number 209

Give the output of the following code snippet :
int main()
{
    int a,b=2,c=10;
    _asm
    {
        mov dword ptr[a],0
        mov dword ptr[b],20
        add eax,dword ptr[c]
        or ebx,eax
        shr dword ptr[a]
        inc ebx
        mov a,ebx
    }
    printf("%d",a);
}

Question Number 210

Give the output of the following code snippet :
int main()
{
    int* ptr;
    int val=10;
    ptr=&val;
    printf("%d",*ptr);
}

Question Number 211

Give the output of the following code snippet :
void *f()
{
    int*p;
    int x=100;
    p=&x;
    return p;
}
void main()
{
    void *ptr;
    ptr=f();
    printf("%d",*(int*)ptr);
}

Question Number 212

Give the output of the following code snippet :
void main()
{
    int (*arr)[3];
    int arry[5]= {1,2,3};
    arr=&arry;
    printf("%d",*(*arr));
}

Question Number 213

Give the output of the following code snippet : What are the contents of the file 'Test.txt' after the code is executed?
void main()
{
    char x;
    FILE *fp;
    fp=fopen("Test.txt","w+");
    fprintf(fp,"%s","Hello","World");
    fclose(fp);
}

Question Number 214

Give the output of the following code snippet :
struct p
{
    int x;
    char y;
    struct p *ptr;
};
int main()
{
    struct p t = {1, 2, &t};
    printf("%d\n", t.ptr.y);
    return 0;
}

Question Number 215

Give the output of the following code snippet :
char *func()
{
    char str[20];
    strcpy(str,"Hello World");
    return str;

}
void main()
{
    char s[20];
    s=func();
    printf("%s",s);
}

Question Number 216

Give the output of the following code snippet :
void main()
{
    int i, sum = 0;
    _asm
    {
        mov         dword ptr[i], 0
        jmp         Label1
        Label3 : mov         eax, dword ptr[i]
        add         eax, 1
        mov         dword ptr[i], eax
        Label1 : cmp         dword ptr[i], 3
        jge         Label2

        mov         ecx, dword ptr[i]
        imul        ecx, dword ptr[i]
        add         ecx, dword ptr[sum]
        mov         dword ptr[sum], ecx

        jmp         Label3

    }
Label2:	printf("%d", sum);
}

Question Number 217

Give the output of the following code snippet :
#define row 2
#define col 2
void main()
{
    int (*arr)[col];
    arr=(int (*)[col])malloc(sizeof(row*sizeof(*arr)));
    printf("%d",sizeof(*arr));
}

Question Number 218

Give the output of the following code snippet run with the following commandline arguments: >Testfile.c 1 2
/* Testfile.c */

int main(int argc, char *argv[])
{
    printf("%d %s", argc, argv[1]);
    return 0;
}

Question Number 219

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])

{
    int a = 0, b =0, c=0,d=0;
    __asm
    {
        push 10
        push 20
        mov ebx,30
        mov eax, 40
        mov ecx,60
        push 50
        push 70
        push 80
        call label1
        add eax,ebx
        mov a,eax
        mov b,ebx
        add esp, 20
        jmp Label2
        label1:
        mov eax, dword ptr[esp + 8]
        mov a, eax
        add a, ebx
        mov eax, dword ptr[esp + 12]
        mov b, eax
        mov eax, dword ptr[esp + 20]
        or edx,ecx
        mov c,eax
        add edx,ecx
        sub edx,10
        mov d,edx
        ret
    }
Label2:
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 220

Give the output of the following code snippet :
int main()
{
    int ary[4] = {1, 2, 3, 4};
    int *p = ary + 2;
    printf("%d\n", p[-1]);
}

Question Number 221

Give the output of the following code snippet :
struct student
{
    int no;
    char name[20];
};
int main()
{
    struct student s;
    s.no = 8;
    printf("Hello");
}

Question Number 222

Give the output of the following code snippet :
typedef int(*fptr)(int a);
typedef struct
{
    int a;
    fptr fpt[10];
} fp;

int fun(int a)
{
    int sum = 0;
    _asm
    {
        mov         eax, dword ptr[a]
        add         eax, 26h
        mov         dword ptr[a], eax
        mov         ecx, dword ptr[sum]
        shl         ecx,1
        or          ecx,dword ptr[a]
        mov         dword ptr[sum], ecx
    }
    printf("%d", sum);
    return 0;
}

int _tmain()
{
    fp myS;
    myS.fpt[1] = fun;
    _asm
    {
        push        40h
        mov         ecx, 4
        shl         ecx, 0
        mov         edx, dword ptr[ebp + ecx - 28h]
        call        edx
        add         esp, 4
    }
}

Question Number 223

Give the output of the following code snippet :
int main()
{
    int a,b,c=20;
    _asm
    {
        mov dword ptr[a],15
        mov dword ptr[b],10
        and eax,ebx
        xor eax,dword ptr[c]
        mov a,eax
    }
    printf("%d",a);
}

Question Number 224

Give the output of the following code snippet :
int sum(int first,...)
{
    int sum=0, count=0,i=first;
    va_list marker;
    va_start(marker,first);
    while(i!=-1)
    {
        sum+=i;
        count++;
        i=va_arg(marker,int);
    }
    va_end(marker);
    return sum;
}


int main(int argc, char *argv[])
{
    printf("%d",sum(2,3,4,1));
}

Question Number 225

Give the output of the following code snippet :
union Test
{
    char str;
};

int main()
{
    union Test st1, *st2;
    st1.str='D';
    st2 = &st1;
    st1.str = 'J';
    printf("%d",st2->str);
}

Question Number 226

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */

int value = 300;

/* Test1.c */

extern int value;
void func()
{
    int value = 200;
    printf ( "Output = %d", value );

}

/* Test2.c */

#include"Test1.h"

void main ()
{
    printf ( "Output = %d\n", value );
    func();

}

Question Number 227

Give the output of the following code snippet :
void func(int *p)
{
    printf("%d\n", *p);
}
int main()
{
    int i = 10, *p = &i;
    func(p++);
}

Question Number 228

Give the output of the following code snippet :
int sum(int x, int y)
{
    _asm
    {
        mov         eax,dword ptr [x]
        add         eax,dword ptr [y]
    }
}
void main()
{
    int(*fptr)(int a, int b);
    int a = 0;
    fptr=sum;
    _asm
    {
        push        14h
        push        0Ah
        call        dword ptr [fptr]
        add         esp,8
        mov         dword ptr [a],eax
    }
    printf("%d", a);
}

Question Number 229

Give the output of the following code snippet :
void main()
{
    char arry[10]="Hello";
    char str[15]="World";
    const char* ptr=str;
    *str='Y';
    printf("%s",str);
}

Question Number 230

Give the output of the following code snippet :
union student
{
    int rollno;
    char *name;
};
int main()
{
    union student stud, studt;
    stud.name = "Jenn";
    studt.rollno = 101;
    printf("%s\n", studt.name);
}

Question Number 231

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20, c;
    _asm
    {
        mov eax,a
        mov c,b
        div ebx
        mov dword ptr[a],ebx
        mov dword ptr[b],eax
    }
    printf("%d %d",a,b);
}

Question Number 232

Give the output of the following code snippet :
int main()
{
    int i, *p, q;
    _asm
    {
        mov         dword ptr[i], 0Ah
        lea         eax, [i]
        mov         dword ptr[p], eax
        mov         ecx, dword ptr[p]
        mov         edx, dword ptr[ecx]
        add			eax,edx
        mov         eax, dword ptr[p]
        mov         dword ptr[eax], edx
        mov         ecx, dword ptr[p]
        mov         edx, dword ptr[ecx]
        add         edx, dword ptr[i]
        mov         dword ptr[q], edx
        mov         eax, dword ptr[p]
        add         eax, 10
        mov         dword ptr[p], eax
    }
    printf("%d", q);
}

Question Number 233

Give the output of the following code snippet :
struct p
{
    char *name;
    struct p *next;
};
struct p *ptrary;
int main()
{
    struct p p, q;
    p.name = "SourceLens";
    p.next=NULL;
    ptrary= &p;
    strcpy(q.name, p.name);
    ptrary = &q;
    printf("%s\n", ptrary->next);
    return 0;
}

Question Number 234

Give the output of the following code snippet :
void main()
{
    int a=30,c=10,b=40;
    _asm
    {
        mov eax,30
        mov ebx,dword ptr[c]
        sub eax,ebx
        jnge Label2
        shl eax,1
        xor eax,dword ptr[a]
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        sub ecx,ebx
        jz Label1
        and eax,ecx
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 235

Give the output of the following code snippet :
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    int d = 0;
    _asm
    {
        mov eax, 10
        push eax
        push 100
        push 200
        push 300
        push 400
        mov ebx, dword ptr[esp]
        mov a, ebx
        mov ebx, dword ptr[esp+4]
        mov b, ebx
        mov ebx, dword ptr[esp+8]
        mov c, ebx
        mov ebx, dword ptr[esp+12]
        mov d, ebx
        add esp, 0x10

    }
    printf( "%d",b);
}

Question Number 236

Give the output of the following code snippet :
int main()
{
    int a = 10, b = 20, c;
    _asm
    {
        mov eax,a
        mov ebx,b
        mov c,eax
        shl eax,3
        shl ebx,2
        xor eax,ebx
        mov dword ptr[a],ebx
        mov dword ptr[b],eax
    }
    printf("%d %d",a,b);
}

Question Number 237

Give the output of the following code snippet :
void main()
{
    char s1[]="Hello";
    char *s2=(char*)malloc(sizeof(s1));
    int b=200;
    char str[20];
    sprintf(s2,"%.*s",8,s1);
    puts(s2);
}

Question Number 238

Give the output of the following code snippet :
void main()
{
    typedef unsigned int uint;
    uint x=100,y=200;
    unsigned int a=300,b=400;
    int z;
    printf("%d",x*y/a-b);
}

Question Number 239

Give the output of the following code snippet :
void func(int arr[])
{
    *arr++;
    printf("%d ",(arr[0]));
}

int main()
{

    int arry[10]= {1,2,3,4,5,6};
    func(arry);
}

Question Number 240

Give the output of the following code snippet :

struct emp
{
    char name[20];
    int age;
};
void func(struct emp*);

int main()
{
    struct emp e = {"Jenn", 20};
    func(&e);
    printf("%s %d", e.name, e.age);
}
void func(struct emp *p)
{
    p ->age=p->age+2;
}

Question Number 241

Give the output of the following code snippet :
int main()
{
    int x=100,y=200;
    int z=++x || y--;
    if(z <  x%y || y%x)
        printf("%d",z++- ++x);
    else
        printf("%d",z--+ --y);
}

Question Number 242

Files Test1.c, Test1.h, Test2.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */

int value=300;
/* Test1.c */

void func()
{
    int value = 200;
    printf ( "Output = %d", value );
}

/* Test2.c */

#include"Test1.h"

extern int value;
void main ()
{
    printf ( "Output = %d", value );
}

Question Number 243

Give the output of the following code snippet :
struct stud
{
    int age;
    char *name;
};
const struct stud s;
void main()
{
    struct stud s2= {20,"Jenn"};
    s=s2;
    printf("%d",s.age);
}

Question Number 244

Give the output of the following code snippet :
int main()
{

    float arr[2][2]= {20.75,10.5,5.25,0.0};
    int s=sizeof(arr);
    int s1=sizeof(arr[1][1]);
    int s3=sizeof(arr[0]);
    printf("%d",s+s1/s3);

}

Question Number 245

Give the output of the following code snippet :
int _tmain(int argc, _TCHAR* argv[])
{
    int a = 0;
    int b = 0;
    int c = 0;
    int d = 0;
    __asm
    {
        push 100
        push 200
        call Func
        jmp End
        Func :
        pop dword ptr[esp+4]
        mov eax, dword ptr[esp+4]
        mov a, eax
        pop dword ptr[esp+8]
        mov eax, dword ptr[esp + 8]

        mov a, eax
        ret
        End :
    }
    printf("%d %d %d %d", a, b, c, d);

}

Question Number 246

Give the output of the following code snippet :
void main()
{
    char *str;
    char *str2;
    str="Hello";
    str2="World";
    str=str2;
    printf("%s",str);

}

Question Number 247

If pointers p and q point to members of the same array, then which of the following relations are legal?
< NIL>

Question Number 248

Files Test1.c, Test1.h, Test2.c, Test2.h and Test3.c are in same directory with the content given below. All files are in the same project of a console application. Predict the output of the program.
/*  Test1.h */
void func1();


/* Test2.h */
static int value;
void func();

/* Test1.c */

#include"Test2.h"

void func()
{
    printf("Output = %d\n",value);
}

/* Test2.c */
#include"Test2.h"

void func1()
{
    printf ( "Output = %d\n", ++value );
    func();

}



/* Test3.c */

#include "Test1.h"
#include "Test2.h"

void main ()
{
    func();

}

Question Number 249

Give the output of the following code snippet :
void func(float);
void (*fptr)(float) = func;
int main()
{
    fptr(100);
}
void func(float i)
{
    printf("%d ", i);
}

Question Number 250

Consider a singly linked list with the elements 10,20,30,40 in that order. Predict the output of the following code :
typedef struct Node
{
    int data;
    struct Node *next;
} node;
void print(node *pointer)
{
    printf("%d ",pointer->data);
    print(pointer->next);
}
void main()
{
    node *start,*temp;
    start = (node *)malloc(sizeof(node));
    temp = start;
    temp -> next = NULL;
    print(start->next);
}

Question Number 251

Give the output of the following code snippet :
void main()
{
    int a=50,c=10,b=10;
    _asm
    {
        mov eax,10
        mov ebx,a
        sub eax,dword ptr[c]
        jnb Label2
        mov b,eax
        Label2:
        mov ecx,dword ptr[a]
        cmp eax,ecx
        je Label1
        add eax,dword ptr[b]
        mov c,eax

    }
Label1:	printf("%d %d",b,c);
}

Question Number 252

Give the output of the following code snippet :
typedef struct Node
{
    int data;
    struct Node *next;
} node;
node *HeadNode=0;
void print(node *pointer)
{
    if(pointer==NULL)
        return;
    printf("%d ",pointer->data);
    print(pointer->next);
}
void main()
{
    node *start;
    start = (node *)malloc(sizeof(node));
    start -> data=100;
    start -> next = NULL;
    HeadNode=start;

    start = (node *)malloc(sizeof(node));
    start -> data=200;
    start -> next = NULL;
    HeadNode->next=start;

    start = (node *)malloc(sizeof(node));
    start -> data=300;
    start -> next = NULL;
    HeadNode->next->next=start;
    print(start);
}

Question Number 253

Give the output of the following code snippet :
void main()
{
    int ch=0,sum=0,i;
    int num=300,n=10,temp;
    temp=num;
    while(temp!=0)
    {
        temp>>=2;
        ch++;
    }
    printf("%d",ch);

}

Question Number 254

Which of the following operators is used to access the address of an object?
< NIL>

Question Number 255

Give the output of the following code snippet :
void main()
{
    char *str1="%s";
    char str[]="Hello World";
    printf(str1,str+1);
}