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Question Number 1

Debugging helps in the following :

Important tool for white box testing.

Check the states and flow of logic.

Inspect the execution of a program.

All of the above.

Question Number 2

Which of the following is related to a Microsoft Development tool package.

SDK

DDI

Both of the above

None of the above

Question Number 3

Which of the following are constituents of a C program :

Keywords

Comments

Operators

All of the above

Question Number 4

Give the output of the following code snippet :

void main()
{
    int a=30,b=20,c=50;
    if(a % b == c % 2)
        b=10;
    else
        c=40;
    a=50;
    printf("%d %d %d",a,b,c);
}

50 20 40

30 20 40

50 20 50

30 20 50

Question Number 5

Which of the keywords denote the size and type of a variable in C :

conio

include

char

All of the above.

Question Number 6

Give the output of the following code snippet :

void main()
{
    Test();
    void Test()
    {
        printf("Hello");
    }
}

Hello

No output

Compiler error.

None of the above.

Question Number 7

When the breakpoint is placed at a particular line, the execution of the code is :

Permanently terminated.

Corrupted.

Stalled for a period.

None of the above.

Question Number 8

Which mode is used to denote opening the binary file for writing but discards any previous contents if any?

w+b

r+b

a+b

Question Number 9

Which of the following statements is not true with regards to the continue statement :

It is a flow control statement.

It can be used inside the switch case statement.

Suspends the execution of the loop for that iteration and transfers the control back to the loop for the next iteration.

All of the above

Question Number 10

Give the output of the following code snippet :

void main()
{
    int a=13,b=20;
    if(!a!=b)
        printf("%d",++a);
    else
        printf("%d",--b);
}

Question Number 11

Which of the following functions are available in the header file string.h in C?

strcat

strcmp

strlen

All of the above.

Question Number 12

Which of the following statements is true about an escape sequence in C?

Used to represent hard-to-type invisible characters.

An escape sequence starts with backslash '\'

The escape sequence to represent a new line character is \n

All of the above.

Question Number 13

A function can be used as a parameter for another function. State true or false :

Always true.

Always false.

Sometimes true and sometimes false.

Not enough information to provide the right answer .

Question Number 14

Free Edition of Visual Studio is,

Premier.

Professional.

Ultimate.

None of the above.

Question Number 15

Give the output of the following code snippet :


struct p
{
    int mark1;
    char name[10];
    int mark3;
};

int main()
{
    struct p x = {100};
    printf("%d %s %d\n",x.mark1,x.name,x.mark3);
}

100 0 0

0 0 100

100 0

Compiler error

Question Number 16

Give the output of the following C code:

int mult(int a, int b);


void main()
{

    int a=10,b=2;
    int t1=mult(a,b);

    int t2=mult(3,30);

    printf("Sum = %d", t1+t2);


}

int mult(int a, int b)
{
    return a*b;

}

110

Sum=110

Error

None of the above

Question Number 17

Give the output of the following code snippet :

void main()
{

    int a;
    for(a=0; a< 5; a++)
    {
        if(a==2)
            break;
        printf("Hello world");
    }

}

No output

Hello world

Hello world Hello world

None of the above

Question Number 18

Which of the following is related to a Microsoft Development tool package?

Microsoft HyperV

Microsoft Skydrive.

Microsoft Office Suite.

None of the above

Question Number 19

Give the output of the following code snippet :


void main()
{
    static int x;
    printf("x is %d", x);
}

Compiler error

Garbage value

Question Number 20

What is the green play button in the Visual studio does?

Execute the application.

Compile the Application.

Build the Application.

All of the above.

Question Number 21

Give the output of the following code snippet :

void main()
{
    char arr[11]="The African";
    printf("%s",arr);

}

The African

No output

Array bounds overflow error.

None of the above

Question Number 22

Give the output of the following code snippet :

int i=10;
int func(int x)
{
    i++;
    return ++i;

}
int func2(int y)
{
    i=30;
    --i;
    return --i;
}
void main()
{
    int a=func(i);
    int b=func2(i);
    printf("%d",a*b);
}

300

356

336

339

Question Number 23

Give the output of the following code snippet:

struct p
{
    char c;
    float f;
};

int main()
{
    struct p x = {1,97,3};
    printf("%f \n", x.f);
}

3.0

97.0

Compiler error

No output.

Question Number 24

Give the output of the following code snippet :

void demo();
int main()
{
    demo();
    return 0;
}

void demo()
{
    printf("Hello ");

}

Hello

Compiler error.

Runtime error.

No output.

Question Number 25

Give the output of the following code snippet :

int main()
{
    int i=0;
    while(!i++)
    {
        printf("%d",i--+ ++i);
        main();
    }
}

Runtime error

Question Number 26

Which mode permits reading and writing the same file?

Read

Write

Update

Append

Question Number 27

Which of the following is a valid syntax for the sscanf() function?

void sscanf(const char*format,...)

void sscanf(char *s,const char*format,...)

int sscanf(const char*format,...)

int sscanf(char *s,const char*format,...)

Question Number 28

Automatic variables are variables that are

Declared within the scope of a block.

Declared outside all functions

Declared with keyword extern.

All of the above.

Question Number 29

Visual Studio has

Intellisense

Wizard

All of the above

None of the above

Question Number 30

Give the output of the following code snippet :

void main()
{
    static int x;
    if (x++ <  2)
    {
        printf("Ho " );
        main();
    }
}

Ho Ho

Infinite loop

Compiler error.

Question Number 31

Give the output of the following code snippet :

int x = 5;
void main()
{
    int x = 3;
    printf("%d ", x);
    {
        x = 4;
    }
    printf("%d", x);
}

3 3

3 4

3 5

4 5

Question Number 32

Boiler Plate code is auto-generated in Visual Studio by,

Compiler.

Wizards

None of the above

All of the above

Question Number 33

Which of the following is related to a Microsoft Development tool package.

SOK,

DDK

Both of the above

None of the above

Question Number 34

Which of the following is a debugger :

GDB

Visual Studio Integrated Debugger

WinDbg

All of the above.

Question Number 35

Give the output of the following code snippet :

int func()
{
    int i=10;
    if(i!=0)
        return 10;
    else
        return 20;
}
int main()
{
    int a=func();
    printf("%d",a);

}

Compilation error

Question Number 36

Which mode is used to denote opening the binary file for update?

w+b

r+b

a+b

Question Number 37

Which of the following is a two dimensional array in C :

int arr[10][20];

array arr[10][20];

int arr(10)(20);

None of the above

Question Number 38

The main function in a given program cannot be called recursively. State true or false :

Always true.

Always false.

Sometimes true and sometimes false.

Not enough information to provide the right answer .

Question Number 39

Give the output of the following code snippet :


int main()
{
    int i=0;
    for(i=0; i< 5; i++)
    {
        if((i==2)||(i==4))
            break;
        printf("Ho");
    }
    printf("Hello World");

}

Hello world

HoHoHoHello World

HoHoHello World

None of the above.

Question Number 40

Give the output of the following code snippet :

int main()
{
    float a,b;
    int func(int,float);
    a=func(100,250.5);
    b=func(20,20.75);
    printf("%.2f %.2f",a,b);
}
int func(int a,float b)
{
    return ((float)a+b);
}

350 40

350.00 40.00

250.00 20.00

Compilation error

Question Number 41

Give the output of the following code snippet :

int func(int a)
{
    int b=10,i=0;
    while(a!=0)
    {
        int c=a+b;
        a--;
        b--;
        printf("%d ",c);
        break;
    }

    return 0;
}
int main()
{
    int x=5;
    func(x);
}

Question Number 42

Which of the keywords denote the size and type of a variable in C :

int

char

float

All of the above.

Question Number 43

Give the output of the following code snippet :

struct student
{
    int mark1;
    int mark2;
} p[] = {0};
void main()
{
    printf("%d", sizeof(p));
}

Compilation error

Question Number 44

Give the output of the following code snippet :

int main()
{
    int i=0;
    if(i--)
    {
        printf("%d",i++);
        main();
    }
    else
        printf("%d",--i);
}

-1

-2

Question Number 45

Which of the following are file positioning functions in C?

fseek()

fprintf()

fscanf()

gets()

Question Number 46

Following is a challenge with Visual studio for a beginner,

Not user friendly.

Price.

Have a lot of bugs.

All of the above.

Question Number 47

Give the output of the following code snippet :

int func(int a)
{
    int b=10;
    return a+++ ++b;
}
int main()
{
    int x=5;
    int z=func(func(func(func(5))));
    printf("%d",z);
}

Question Number 48

Which of the keywords denote the scope of a variable in C :

break

auto

enum

continue

Question Number 49

What does the fread() function return?

Number of characters read

File pointer

End of file.

Null

Question Number 50

Which of the keywords denote the size and type of a variable in C :

unsigned char

static

case

Question Number 51

Give the output of the following code snippet :

struct Point
{
    int x;
    int y;
};

int main()
{
    struct Point p1 = {10, 20};
    struct Point p2 = p1;
    if (p1.x == p2.y)
        printf("p1 and p2 are same ");
}

p1 and p2 are same

No output

Compilation error

Runtime error

Question Number 52

Which among the following is the correct syntax to declare a variable as static and register?

static register a;

Both (1) and (2)

We cannot use static and register together.

Question Number 53

Which of the following is an example of looping in C?

continue

if-else

while

All of the above.

Question Number 54

Give the output of the following code snippet :

int x;
void main()
{
    printf("%d", x);
}

Garbage value

No output

Compiler error.

Question Number 55

The conditional operator can be used to replace which condition statement in C?

switch-case

if-else

Either 1 or 2

None of the above

Question Number 56

Which of the following statements is true about Strings in C :

Strings can be manipulated similar to arrays.

A string literal is a group of characters enclosed within double quotes.

The array of characters end with a 0(null).

All of the above.

Question Number 57

Consider the given example of a function declaration in C. State which of the following is correct.

int add< int a,intb>

int add(int a,intb)

int add(int b,intc);

All of the above

Question Number 58

Give the output of the following code snippet :

struct p
{
    int k;
    char c;
};
int p = 10;
int main()
{
    struct p x;
    x.c = 'B';
    printf("%d %d\n", x.c, p);
}

Compilation error

Garbage value 10

66 10

96 10

Question Number 59

Identify the general syntax of the conditional operator in C :

(condition)? expression 1 : expression 2;

(condition)> expression 1 : expression 2;

(condition)^ expression 1 : expression 2;

None of the above

Question Number 60

What is the return type of the getchar() function?

int

char

float

string

Question Number 61

Visual Studio is NOT

IDE.

Text Editor.

Code Editor.

None of the above.

Question Number 62

What is Visual Studio?

Microsoft product.

IDE

A text editor.

All of the above

Question Number 63

Which is the function used to compare two strings in C?

strlen

strcmp

strcpy

None of the above

Question Number 64

Give the syntax for the do-while loop in C :

do;
{action}
while(cond)

do
{action}
while(cond);

while(condition);
do

None of the above.

Question Number 65

Give the output of the following code snippet :


int main()
{
    int i,j,k;
    for(i=0,j=2,k=1; i< =4; i++)
    {
        printf("%d ",i+j+k);
    }
    return 0;
}

Compiler error

3 4 5 6

3 4 5 6 7

None of the above.

Question Number 66

Platforms and software supported by Visual Studio are,

.Net.

Microsoft Office.

All of the above.

None of the above.

Question Number 67

Give the output of the following code snippet :

void main()
{
    int a=300,b=20,c=50;
    if(a % b == c % 2)
        a=10;
    else
        c=40;
    a=50;
    printf("%d %d %d",a,b,c);
}

50 20 40

300 20 40

50 20 50

300 20 50

Question Number 68

Platforms and software supported by Visual Studio are,

Windows.

Open Source.

All of the above.

None of the above.

Question Number 69

Give the output of the following code snippet :


void main()
{
    int k;
    for (k = -3; k <  -5; k++)
        printf("Hello");
}

Hello

HelloHello

No output

None of the above

Question Number 70

Which of the keywords denote the size and type of a variable in C :

void

int

break

static

Question Number 71

Which of the following operators performs the same function of the logical AND operator?

All of the above.

Question Number 72

Where should a function be defined in a C program to be called from the main function in a single file program?

Above the main function.

Below the main function.

Either 1 or 2.

None of the above.

Question Number 73

Name the function key associated with debugging an application in Visual Studio :

Question Number 74

Give the output of the following code :

void main()
{
    char str1[]= {0};
    printf(str1);
}

Compile time error

No output

None of the above

Question Number 75

Give the output of the following code snippet :

int main()
{
    do
        printf("In while loop ");
    while (0);
    printf("After loop\n");
}

In while loop

In while loop After loop

After loop

Infinite loop

Question Number 76

Give the output of the following program :

int fun(int i)
{
    i++;
    return i;
}

int main()
{
    int fun(int);
    int i=3;
    fun(i=fun(fun(i)));
    printf("%d\n", i);
    return 0;
}

Compiler error.

Question Number 77

Which of the keywords denote the size and type of a variable in C :

double

static

All of the above.

Question Number 78

When a program begins execution, which of the following streams are open?

stdio

stdlib

stderr

Both 1 and 2

Question Number 79

Give the output of the following code snippet :

int temp = 100;
switch(temp)
{
case 10 :
    printf("10");
    break;
case 10 :
    printf("10");
    break;
case 100 :
    printf("1000");
    break;
default :
    printf("default");
    break;
}

1000

default

Compile time error

None of the above.

Question Number 80

Give the output of the following code snippet :


void main()
{
    int a=1;
    if(!a)
        printf("Value is not 1");
    else
        printf("Value is 1");
}

Value is not 1

Value is 1

No output

None of the above

Question Number 81

Give the output of the following code snippet :

void main()
{
    char new1 ='c';
    if(( new1 =='C') || (new1 =='c'))

        printf("Same");
    else
        printf("Not Same");

}

Not Same

Same

Either 1 or 2

None of the above.

Question Number 82

The steps to start a New Wizard in Visual Studio 2010 is,

File > NewProject

File > NewSolution

File >NewWizard

None of the above.

Question Number 83

Visual Studio has

Coloring for code

Auto Completions for code

All of the above

None of the above

Question Number 84

Give the output of the following code snippet :

int main()
{
    int i;

    for(i=1; i< =3; i++)
    {
        printf("Ho ");
    }
    printf("%d",i);

    return 0;
}

Ho Ho 1

Ho Ho Ho 1

Ho Ho Ho 4

No output.

Question Number 85

Give the output of the following code :

struct student
{
    int no;
    char name[20];
};

void main()
{

    struct student s;
    no = 8;
    printf("%d", no);
}

No output

Compiler error

Garbage value.

Question Number 86

Give the output of the following code snippet :

struct student
{
    int no;
};
void main()
{
    struct student s;
    no=10;
    printf("%d",no);
}

Garbage value

Compilation error

Question Number 87

Give the output of the following code snippet :

int main()
{
    for(int i=0; i< =4; i++)
    {
        printf("%d ",i);
    }

    return 0;
}

No output

0 1 2 3

0 1 2 3 4

Syntax error

Question Number 88

Boiler Plate code is auto-generated in Visual Studio by,

Compiler.

Intellisense

Both of the above

None of the above.

Question Number 89

Give the output of the following code snippet :

void main()
{
    int x=0,z;
    float p=2.4567;
    float q=5.6543;
    float r=0.0;
    printf("%4.4f",p+q-r);
}

7.5856

8.1110

8.1233

7.785

Question Number 90

Which of the following are examples of built in functions?

printf()

scanf()

getchar()

All of the above.

Question Number 91

Give the output of the following code snippet :

void main()
{
    int a=12,i=0;
    --a;
    while(!i)
    {
        printf("%d",a);
    }

}

Infinite loop

No output

Question Number 92

Which of the following are the user interfaces that help to debug a program with Visual Studio:

Call Stack Window

Resource View

Bookmark Window

All of the above.

Question Number 93

Which of the following statements in C completely skips the particular iteration of the loop but starts the next iteration?

break

continue

return

None of the above.

Question Number 94

Give the output of the following code snippet :

void main()
{
    char new1[]="Welcome";
    printf (new1);
}

Welcome

No output

Compiler error.

None of the above.

Question Number 95

Which is the function key in VS is associated with passing the control to the function definition to debug it using breakpoint:

F10

F11

None of the above.

Question Number 96

Which function is used to position the stream at the position recorded by fgetpos() function?

fsetpos()

setpos()

setposition()

filesetpos()

Question Number 97

Name the looping statements available in C :

do while

switch case

All of the above

Question Number 98

Give the output of the following code snippet :

int main()
{
    int i=0;
    while(!i)
    {
        printf("%d",i++);
        main();
    }

}

Infinite loop

Compilation error

Question Number 99

Which of the following statements is true about the break statement in C:

Is used in the switch case statement.

Can be used inside any of the loops like for, while and do while.

Terminates the execution of the particular loop and statements following the body of the loop are executed.

All of the above.

Question Number 100

How many arguments does the fclose() function take?

None of the above.

Question Number 101

Give the output of the following code snippet :

struct p
{
    int k;
    char c;
};
int p = 10;
int main()
{
    struct p x;
    x.k = 10;
    printf("%d %d\n", x.k, p);
}

10 10

Compiler error

No output.

None of the above.

Question Number 102

Given the following code snippet, find the output of the program :


void main()
{
    int a=5;

    switch(5)
    {
    case 1:
        printf("Value is 5");
        break;
    case 5:
        printf("Value is 1");
        break;
    }
}

Value is 5

Value is 1

No output

None of the above.

Question Number 103

Which of the following is a valid initialization of a multidimensional array?

int arr[5][5]={0};

int arr[5][5]={{0}};

int arr[5][5]=((0));

None of the above.

Question Number 104

Give the output of the following code snippet :

int func(int,float);
int main()
{
    float a,b;
    a=func(100,250.5);
    b=func(20,20.75);
    printf("%.2f %.2f",a,b);
}
int func(int a,float b)
{
    return ((float)a+b);
}

350 40

350.00 40.00

250.00 20.00

Compilation error

Question Number 105

Which of the following functions is used to set the file position for the stream?

ftell()

fseek()

rewind()

fgetpos()

Question Number 106

Which of the keywords denote the size and type of a variable in C :

unsigned int

float

char

All of the above.

Question Number 107

Give the output of the following code snippet :

int func(int a*b)
{
    int i=10;
    if(i< =0)
        return a+10;
}
int main()
{
    float a=func(10*5+5);
    printf("%.2f",a);

}

Compilation error

Question Number 108

Give the output of the following code snippet :

struct point
{
    int x;
    int y;
};
void point fun()
{
    struct point temp = {1, 2};
    return temp;
}
int main()
{
    struct point p1 = {10};
    p1 = fun();
    printf("%d\n", p1.x);
}

Compilation error

Question Number 109

Which of the following steps are required to execute a C program in Visual Studio?

Run

Debug

Either 1 or 2

None of the above

Question Number 110

Which of the following are the user interfaces that help to debug a program with Visual Studio :

Solution Explorer

Disassembly window

Bookmark Window

All of the above.

Question Number 111

Give the output of the following code snippet :

void main()
{
    int i=0;
    int sum=0;
    do
    {
        printf("%d",i);
        sum+=i;
    }
    while(i=1);
}

Infinite loop

Compilation error

Question Number 112

Which of the following is a valid string definition?

char arr[11]="Test String";

int arr[11]="TestString";

String arr[11]="TestString";

All of the above

Question Number 113

Give the output of the following code snippet :


int main()
{
    for (int i = 0; i < 1; i++)
        printf("In the loop");
}

In the loop

No output

Error

None of the above.

Question Number 114

Which is a Visual Studio edition.

Free.

2009.

All of the above.

None of the above.

Question Number 115

Which of the following is not a logical operator in C ?

Question Number 116

Which mode is used to denote opening the text file for writing but discards any previous contents if any?

Question Number 117

Give the output of the following code snippet :

void main()
{
    static double x;
    int x;
    printf("x is %d", x);
}

0.00000

No output

Compiler error.

Question Number 118

Give the output of the following code snippet :

struct p
{
    int k;
    char c;

};
int main()
{
    struct p x = {10,1};
    x.k=5;
    printf("%d %d\n", x.k,x.c);
}

10 1

5 1

10 5

Compilation error

Question Number 119

Which of the following statements is true about the fclose() function?

Flushes any unwritten data from stream.

Discards any unread buffered input

Frees any automatically allocated buffer.

All of the above.

Question Number 120

Which of the keywords denote the size and type of a variable in C :

continue

extern

static

long int

Question Number 121

Consider the given code snippet in C. What is the output of the program :

void main()
{

    char a=2345;
    printf("%c",a);

}

2345

A value less than 128

None of the above

Question Number 122

Give the output of the following code snippet :

struct
{
    int no;
}
void main()
{
    struct s;
    s.no=10;
    printf("%d",no);
}

Garbage value

Compilation error

Question Number 123

Give the output of the following code snippet :

void main()
{
    int i=0;
    int sum=0;
    do
    {
        printf("%d",i);
        sum+=i;
        i++;
    }
    while(!i);
}

Infinite loop

Compilation error

Question Number 124

Which is NOT a Visual Studio edition.

Express.

Free.

Ultimate.

Professional.

Question Number 125

Platforms and software supported by Visual Studio are,

Windows.

Microsoft Office.

All of the above.

None of the above.

Question Number 126

Debugging allows you to :

Create a new program.

Compile a program.

Reverse engineer a program that does not have the source code.

All of the above.

Question Number 127

Which mode is used to denote opening the text file for writing, where the writing is done at the end?

Question Number 128

What is the output of the given code if the file 'Test.txt' is not present?

void main()
{
    char x;
    FILE *fp;
    fp=fopen("Test.txt","r");
    while((x=getc(fp))!=EOF)
        printf("%c",x);
    printf("\n");
    fclose(fp);
}

No output

Null

Garbage value

Runtime error

Question Number 129

Which of the following are basic types of variables in C :

int

char

float

All of the above.

Question Number 130

Name some of the basic errors that may occur during compilation of a C program :

Missing braces {} or parentheses ()

Since C is case sensitive, variable names should be exactly the same when they are declared and used.

Variables and functions should be declared before use.

All of the above.

Question Number 131

Name the header file used to call the printf function in the main program.

< conio.h>

< string.h>

< stdio.h>

None of the above

Question Number 132

Give the output of the following code snippet :

int main()
{
    int i;
    for (i = 1; i !=6; i += 2)
        printf("Ho ");
    return 0;
}

Ho Ho Ho

Ho Ho

Infinite loop

None of the above.

Question Number 133

Which of the following characters are printed by the ispunct() function defined in ctype.h?

space

letter

digit

newline

Question Number 134

The nth element of an array arr[n] of n values is accessed by:

arr[n]

arr[n-1]

arr[n+1]

None of the above

Question Number 135

Which of the following is a valid string definition?

char arr[]="TestString";

int arr[10]="TestString";

String arr="TestString";

All of the above

Question Number 136

Which of the following statements is true about Strings in C :

Strings are array of characters in memory.

A string literal is a group of characters enclosed within double quotes.

The array of characters end with a 0(null) or null character.

All of the above.

Question Number 137

Consider the given code snippet in C. What is the output of the program :

void hello();
int a1=10;
void main()
{

    int a1=20;
    printf("%d",a1);

}

Compilation error

None of the above

Question Number 138

Which of the following statements is true about the remove() function?

It removes a named file permanently.

Any attempts to open the file results in an error

Returns 0 if an attempt to open the removed file fails.

Both 1 and 2

Question Number 139

Give the output of the following code snippet :


void func(int a)
{
    int sum=0,x;
    while(a!=0)
    {
        x=a%100;
        sum+=(x+x+x);
        a=a/10;
    }
    printf("%d ",sum);
}
int main()
{
    func(1000);
    func(2222);
}

30 200

33 204

36 203

Compilation error

Question Number 140

Give the output of the following code snippet :

int func(int a,int b)
{
    int i=100;
    if(i++< =100)
        return 20;
    else
        return 30;
}
int main()
{
    int z=func(100,200);
    printf("%d",z);
}

Compilation error

Question Number 141

Which of the following is a valid syntax for the function freopen()?

char *freopen(const char *filename ,const char *mode ,FILE *stream);

void freopen(const char *filename ,const char *mode ,FILE *stream);

FILE *freopen(const char *filename ,const char *mode ,FILE *stream);

int *freopen(const char *filename ,const char *mode ,FILE *stream);

Question Number 142

Give the output of the following code snippet :


void main()

{
    printf("Before continue ");
    continue;
    printf("After continue\n");
}

Infinite loop

Before continue After continue

No output

Compile time error

Question Number 143

Give the output of the following code snippet :

int main()
{
    int i = 0;
    do
    {
        i++;
        printf("Ho ");
    }
    while (i <  3);
}

Ho Ho Ho

Ho Ho

Compile time error

None of the above.

Question Number 144

Which of the following modes is used to indicate full buffering in the setvbuf() function?

IOFBF

_IOFBF

_IOBLF

IOLBF

Question Number 145

The keyword 'break' cannot be used within :

for

do-while

if-else

while

Question Number 146

Give the output of the following code :

void main()
{
    int var = strcmp("Hello","World");
    printf("%d", var);
}

-1

None of the above.

Question Number 147

Which of the following methodologies are used to control the flow of the program in C?

if()

if else()

switch()

All of the above.

Question Number 148

Give the output of the following code snippet :

void func()
{
    int j=20;
    printf("%d",j);
}
void func()
{
    int i=10;
    printf("%d",i);
}
int main()
{
    func();
    func();
}

10 20

20 10

Compilation error

Question Number 149

Versions of Visual Studio are,

2005.

2006.

2007.

None of the above.

Question Number 150

Which mode is used to denote opening the binary file for writing, where the writing is done at the end?

w+b

a+b

Question Number 151

Which of the following functions are available in the header file string.h in C?

strcpy

strcmp

strlen

All of the above.

Question Number 152

Give the output of the following code snippet :

int func(int a)
{
    int b=0,i=0;
    a=b;
    while(a< =0)
    {
        int c=a+b;
        a--;
        b--;
        printf("%d ",c);
        func(b);
    }
    return 0;
}
int main()
{
    int x=5;
    func(x);
}

Runtime error

Question Number 153

Give the output of the following code snippet :

void main()
{
    int a=10;
    switch(a)
    {
    case 10 :
        printf("%d",a);
        break;
    case a:
        printf("%d",a++);
        break;
        printf("%d",a);
    }
}

Compilation error

Question Number 154

Give the output of the following code :

void main()
{
    int var = strcmp("Yellow","Yellow");
    printf("%d", var);
}

-1

None of the above.

Question Number 155

According to the presenter, to overcome the learning curve with Visual Studio, with ease, it’s better to

Watch videos.

Read documentation.

Read books.

All of the above.

Question Number 156

Platforms and software supported by Visual Studio are,

Sun Java.

Windows Phone.

All of the above.

None of the above.

Question Number 157

Which is the function used to length of a string in C?

strlen

strcat

strcpy

None of the above

Question Number 158

Give the output of the following code snippet :

void main()
{
    int x = 3;
    {
        x = 4;
        printf("%d ", x);
    }
    printf("%d", x);
}

3 4

4 3

4 4

3 3

Question Number 159

Which of the following is a ways can be used to represent an array of Strings in C?

char str1[rows][columns];

char str1(rows)(columns);

char str1(rows,columns);

None of the above

Question Number 160

Give the output of the following code snippet :

void main()
{
    int a=12;
    a==12?a=0:a=1;
    printf("%d",a);
}

Compilation error

Question Number 161

Which of the following functions flushes all the output streams?

fflush(FILE *stream)

fwrite(FILE *stream)

fflush(NULL)

None of the above.

Question Number 162

Breakpoints allow you to :

Freeze the execution of the program.

Execute the program line by line and see the state changes.

Both 1 and 2

None of the above.

Question Number 163

Which is the function key in VS is associated with stepping out of the function while debugging?

Shift + F10

Shift + F5

Shift + F11

None of the above.

Question Number 164

Which of the following is related to a Microsoft Development tool package?

Debugging tools for windows

Microsoft Skydrive.

Microsoft Office Suite.

None of the above

Question Number 165

Debugging allows you to :

Create a new program.

Connect to a database

Stall execution and study the flow of a complicated program.

All of the above.

Question Number 166

Which of the following are the user interfaces that help to debug a program with Visual Studio:

Watch Window which shows variable values.

F9 to breakpoint

Disassembly Window

All of the above.

Question Number 167

Which of the following is not a debugger :

GDB

Visual Studio Integrated Debugger

Adobe Photoshop

All of the above.

Question Number 168

Give the output of the following code snippet :

struct Point
{
    int x;
    int y;
};

int main()
{
    struct Point p1 = {10};
    struct Point p2 = p1;
    printf("%d  %d", p2.x, p2.y);
    getchar();
}

10 0

10 Garbage value

Compilatio error

Question Number 169

Which of the following modes is used to indicate line buffering of text files in the setvbuf() function?

IOFBF

_IOFBF

_IOLBF

IOLBF

Question Number 170

Which of the following statements are used to alter the flow of control in a C program :

return

switch case

break

All of the above.

Question Number 171

Which of the following is a valid array declaration in C ?

int arr[10];

int arr;

arr{10};

array arr[10];

Question Number 172

Give the output of the following C code:

int mult(int a, int b)
{
    return a*b;

}

int sum ( int a, int b)
{
    return a+b;
}

void main()
{

    int a=10,b=2;
    int t1=mult(a,b);

    int t2=mult(3,30);

    printf("Sum = %d", sum(t1,t2));


}

110

Sum=110

Sum = 90

None of the above

Question Number 173

Which of the keywords denote the size and type of a variable in C :

case

return

unsigned int

const

Question Number 174

When a program begins execution, which of the following streams are open?

stdin

stdout

stdio

Both 1 and 2

Question Number 175

Give the output of the following code snippet :


void main( )
{
    int c;
    c = getchar( );
    printf( "\nYou entered: ");
    putchar( c );
}

Assume input as 6 :

No output.

Question Number 176

Give the output of the following code snippet :

void main()
{
    int i=0;
    int sum=0;
    do
    {
        printf("%d",i);
        sum+=i;
    }
    while(i=1; i< 5; i++);
}

No output

Compilation error

Question Number 177

Which of the following is an example of loop in C?

do-while

if-else

return

None of the above.

Question Number 178

Name some of the problems associated with goto statement :

Reduces readability of the code.

Can cause the program to produce an infinite loop if not used properly.

Both 1 and 2

None of the above

Question Number 179

Versions of Visual Studio are,

2006.

2007.

2009

None of the above.

Question Number 180

What is the range of the values allowed for the data type char in C:

–32,768 to 32,767

0 to 255

–128 to 127

None of the above

Question Number 181

What is the escape sequence used to denote a double quote in C?

Question Number 182

Which of the following are keywords in C:

while

for

All of the above

Question Number 183

Give the output of the following code snippet :

int func()
{
    int i=10;
    if(i!=0)
        return 10.50;
    else
        return 20.75;
}
int main()
{
    float a=func();
    printf("%.2f",a);

}

10.50

10.00

20.00

20.75

Question Number 184

A function cannot have more than one return statement. State true or false :

Always true.

Always false.

Sometimes true and sometimes false.

Not enough information to provide the right answer .

Question Number 185

Give the output of the following code snippet :

void main()
{
    int a=10;
    switch(a--)
    {
    case 10 :
        printf("%d ",a);
    case 9  :
        printf("%d ",a++);
        printf("%d ",a);
    }
}

10 10 10

9 9 9

9 9 10

9 10 10

Question Number 186

Give the output of the following code snippet :

struct student
{
    int no;
}
void main()
{
    struct student s;
    s.no=10;
    printf("%d",no);
}

Garbage value

Compilation error

Question Number 187

Which is the function used to concatenate two strings in C?

strlen

strcat

strcpy

None of the above

Question Number 188

Give the output of the following code snippet :

void main()
{
    char new1[]="Hi";
    for(int i=0; i< 3; i++)
    {
        printf("%d  ",new1[i]);
    }
}

No output

Compiler error

72 105

72 105 0

Question Number 189

Which of the following are constituents of a C program :

Keywords

Operators

Identifiers

All of the above

Question Number 190

Name the function key associated with setting up a breakpoint in VS :

Question Number 191

Which of the keywords denote the size and type of a variable in C :

unsigned long

short

char

All of the above.

Question Number 192

Which of the following statements is true about a file in C?

A piece of memory in secondary storage or disk.

Will be retained after computer is rebooted or restart of program.

It may be an image file, a html page or a downloaded program which is a group of files.

All of the above

Question Number 193

Give the output of the following code snippet :

void main()
{
    int x=0,y=1,z=2;
    x+y-z>10?x=100:y=200;
    if(x==100||y==200)
        printf("%d",2^x);
    else
        printf("%d",2^y);
}

200

100

Question Number 194

Give the output of the following code snippet :

struct test
{
    int k;
    char c;
    float f;
};
int main()
{
    struct test var = {5,80,2.0};
    printf("%f\n", var.f);
}

Garbage value

2.000000

0.000000

Question Number 195

If the fopen() function is not able to open a file, then what does it return?

EOF

Null

Runtime error

None of the above.

Question Number 196

Visual Studio is NOT

.net framework

A linker.

A debugger.

All of the above.

Question Number 197

Give the output of the following code snippet :

int func()
{
    return (double)5.0;
}
void main()
{

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

5.0

Compiler error.

Question Number 198

Give the output of the following code snippet :

int main()
{
    struct emp
    {
        char name[25];
        int age;
    };
    struct emp e;
    e.name = "Jenna";
    e.age = 25;
    printf("%s %d\n", e.name, e.age);
    return 0;
}

Jenna 25

Garbage value 25

Compiler error

No output

Question Number 199

Give the output of the following code snippet :

int main()
{
    int fun(int);
    int i = fun(10);
    printf("%d\n", --i);
    return 0;
}
int fun(int i)
{
    return (i++);
}

Question Number 200

Give the output of the following code snippet :

struct point
{
    int x;
    int y;
};
struct point2
{
    int x;
    int y;
};
int main()
{
    struct point p = {1};
    struct point2 p1 = p;
    printf("%d\n", p1.x);
}

Garbage value

Compilation error

Question Number 201

Give the output of the following code snippet :


int main()
{
    int n;
    for (n = 5; n!=0; n--)
        printf("%d ", n--);
    return 0;
}

5 4 3 2 1

5 4 3 2 1 0

No output

Infinite loop

Question Number 202

Give the output of the following program :


void main()
{
    int a=5, b=10;
    if(a==5)&&if(b==10)
            printf("Values match");
}

Values match

No output

Syntax error

None of the above.

Question Number 203

Give the output of the following code snippet :

void main()
{
    struct employee
    {
        int id;
    } emp=10;
    printf("%d\t",emp.id);
    getch();
}

Compilation error

Garbage value

Question Number 204

Name some of the basic errors that may occur during compilation of a C program in VS:

Type error for variable names.

Since C is case sensitive, variable names should be exactly the same when they are declared and used.

Variables and functions should be declared before use.

All of the above.

Question Number 205

Which of the keywords denote the scope of a variable in C :

long

extern

union

None of the above.

Question Number 206

Give the output of the following code snippet :

void main()
{
    struct employee
    {
        int id;
    };
    struct employee emp1= {20};
    printf("%d\t",emp1.id);
}

Compilation error

Garbage value

Question Number 207

Which of the following is a valid structure initialization?

struct strut
{ int a1;};
void main()
{ strut s1;
s1.a1=10;}

struct strut
{ int a1;};
void main()
{ strut s1={10};}

Both 1 and 2

None of the above.

Question Number 208

Give the output of the following code snippet :

int func(int a)
{
    int b=10;
    return a+++ ++b;
}
int main()
{
    int x=5;
    int z=func(func(func(func(++x))));
    printf("%d",z);
}

Question Number 209

Give the output of the following code snippet :

void main()
{
    int a=13;
    if(a==12)
    {
        a==12?a=0:a=1;
        if(a==0)
            a++;
        else
            a--;
    }
    if(a==13)
        a=a-2;
    printf("%d",a);
}

Question Number 210

Breakpoints allow you to :

Look at the state of the memory and variables in general.

See the state changes of variable in memory.

Understand the flow of a complicated program.

All of the above.

Question Number 211

In which of the following ways can a structure variable be created?

struct strut
{ int a1;
char b2;};
void main()
{ strut s1,s2;}

struct strut
{ int a1;
char b2;};
void main()
{ strut s1[5],s2;}

struct strut
{ int a1;
char b2;}s1,s2;

All of the above.

Question Number 212

When is the increment statement(s) of the for loop executed?

After the loop gets executed.

Before the loop gets executed.

Either 1 or 2

None of the above.

Question Number 213

Which of the following statements is true :

strcmp(s1,s2) returns a value less than 0 if s1 is smaller than s2.

strcmp(s1,s2) returns a value greater than 0 if s1 is greater than s2.

strcmp(s1,s2) returns a value equal to 0 if s1==s2.

strcmp(s1,s2) returns a value equal to 1 if s1==s2.

Question Number 214

Which of the following statements is an example of an array initialization in C?

int arr[5]={1,2,3,4};

int arr[5]={1;2;3;4};

int arr[5]=(1,2,3,4);

None of the above

Question Number 215

Which of the following are the user interfaces that help to debug a program with Visual Studio:

Call Stack Window

F9 to breakpoint

Memory Window

All of the above.

Question Number 216

The steps to start a New Wizard in Visual Studio 2010 is,

File > New > Project

File > New > Solution

File >New > Wizard

None of the above.

Question Number 217

Visual studio supports

Perl

Sun Java

None of the above.

All of the above.

Question Number 218

Give the output of the following code :


struct p
{
    int k;
    char c;

};
int main()
{
    struct p x = {0,1};
    x.k=10;
    printf("%d %d\n", x.k,x.c);
}

0 1

10 1

Compiler error

No output

Question Number 219

In C, if you pass an array as an argument to a function, what actually gets passed?

Value of elements in array

First element of array

Base address of the array

Address of last element of array.

Question Number 220

How can you deal with errors during compilation of a C program in VS?

Search using the error code that is displayed in the output window.

Use online help from forums to detect the error.

Either 1 or 2

None of the above.

Question Number 221

Give the output of the following code snippet :

void func()
{
    int i=10;
    void func1()
    {
        int j=10;
        printf("%d",j);
    }
    func1();
    printf("%d",i);
}
int main()
{
    func();
}

10 0

0 10

Compilation error

Question Number 222

What is Visual Studio?

A photo editor.

A C Compiler.

A movie editor.

None of the above.

Question Number 223

Give the output of the following code snippet :


int main()
{
    int a = 0, i = 0, b;
    for (i = 0; i <  5; i++)
    {
        a++;
        if (i == 3)
            break;
    }
    printf("%d %d",a,b);
}

3 0

4 0

4 Garbage value

3 Garbage value

Question Number 224

Which function returns a non-zero value if the EOF indicator is set for file stream?

feof()

fendoffile()

endoffile()

EOF()

Question Number 225

Give the output of the following code snippet :

void main()
{
    int a=12,i=0;
    --a;
    i++;
    do
    {
        printf("%d",a);
        ++i;
    }
    while(--i);

}

Infinite loop

No output

Question Number 226

Which of the following statements is true by the Call by reference method?

The original value of the arguments are changed by the calling function.

The address of the values are sent as parameters to the calling function.

Only a copy of the values are sent as parameters to the calling function.

Both 1 and 2

Question Number 227

Give the output of the following C code:

void hello()
{
    printf("Welcome");
}


void main()
{
    hello();
    printf("I repeat");
    hello();
}

Welcome

I repeat Welcome

Welcome I repeat Welcome

Welcome I repeat

Question Number 228

Which of the keywords denote the size and type of a variable in C :

extern

signed char

All of the above.

Question Number 229

Which of the following steps are required to execute a C program in Visual Studio?

Create program

Compile

Run

All of the above

Question Number 230

Give the output of the following code snippet :

void main()
{
    char new1 ='c';
    if( new1 =='C') || if(new1 =='c')

            printf("Same");
        else
            printf("Not Same");

}

Same

Not Same

No output

Compilation error

Question Number 231

Among all the files that make up a source program, how many times can an external variable be defined?

Once

Twice

Infinite number of times

Specified number if times.

Question Number 232

Give the output of the following code snippet :

void main()
{
    int i = 0;
    while (++i)
    {
        printf("Ho");
    }
}

HoHo

No output

Infinite loop

Question Number 233

Which of the following are keywords in C:

break

goto

continue

All of the above

Question Number 234

Give the output of the following code snippet :

void func()
{
    int i=1;
    while(!i)
    {
        func();
    }
    printf("%d",i++);
}
void main()
{
    func();
}

-1

Runtime error

Question Number 235

Property of external variable to be accessed by any source file is called as

external linkage

external scope

global scope

global linkage

Question Number 236

Give the output of the following code snippet :

void main()
{
    struct employee
    {
        int id=10;
    };
    struct employee emp1= {20};
    printf("%d\t",emp1.id);
}

Compilation error

Question Number 237

Which of the following functions is used to get the current position for file stream?

ftell()

fseek()

rewind()

fgetpos()

Question Number 238

Name the type of errors that occur due to a missing semi-colon(;) in a C program:

Linker error.

Syntax error from compiler.

End of file error

None of the above.

Question Number 239

Give the output of the following code snippet :

int func(int a)
{
    int b=10,i=0;
    while(a!=0)
    {
        int c=a+b;
        a--;
        b--;

    }
    printf("%d ",c);
    return 0;
}
int main()
{
    int x=5;
    func(x);
}

Compilation error

Question Number 240

Give the output of the following code snippet :

int sum(int,int);
int main()
{
    int c= sum(10,20);
    printf("Sum = %d", c);
}
int sum(int a,int b)
{
    return a+b;
    return a-b;
}

-10

Compiler error

Question Number 241

Give the output of the following code snippet :

struct student
{
    int id;
};
void main()
{
    struct student s[10];
    s.id = 10;
    printf("%d", s.id);
}

Compilation error

No output

Question Number 242

Give the output of the following code snippet :

void main()
{
    int i=3,x=10;
    i++;
    switch(i)
    {
    case 2:
        printf("%d ",x++);
        break;
    case 3:
        printf("%d ",x+2);
    case 4:
        printf("%d ",x+3);
    default:
        printf("Hello");
        break;
    }
}

13 Hello

12 13 Hello

Hello

Compilation error

Question Number 243

Give the output of the following code snippet :

int a=10;
void func()
{
L1:
    printf("%d",a);
}
void main()
{
    int a=13,b=20;
    if(!a!=b&&a==!b)
        goto L1;
    else
        b--;
}

Compilation error

Question Number 244

Which of the following statement is true about arrays in C :

Can be used to storing a group of values of the same data type.

Each element in an array can be accessed using an array index.

The data in an array are stored in continuous memory locations.

All of the above

Question Number 245

Give the output of the following code snippet :

void main()
{
    int i = 0;
    for (i = 0; i <  5; i++)
        if (i <  4)
        {
            printf("Ho ");
            break;
        }
}

Ho Ho Ho Ho

Ho Ho Ho

No output

Question Number 246

Give the output of the following code snippet :

void dummy() {};
void main()
{
    dummy();
}

Compiler error.

Runtime error

No output

None of the above.

Question Number 247

Give the output of the following code snippet : Assume the input as 100

void main()
{
    int x=0,z;
    z=printf("%d ",scanf("%d ",&x));
    printf("%2d",z);
}

1 100

2 100

1 2

Compilation error

Question Number 248

Which of the keywords denote the scope of a variable in C :

break

float

static

case

Question Number 249

What is integrated into Visual Studio?

A text editor.

Intellisense.

A debugger.

All of the above.

Question Number 250

Give the output of the following code snippet :


void main()
{
    int i = 2;
    do
    {
        printf("Hi ");
    }
    while (i <  2)
    }

Hi Hi

Syntax error

None of the above

Question Number 251

What does the fclose() function take as the argument?

File name

File size

File pointer

All of the above.

Question Number 252

Give the output of the following code snippet :

struct student
{
    char c[10];
};
void main()
{
    struct student s;
    printf("%d", sizeof(s));
}

Compilation error

Question Number 253

What are the types of functions that can be used in C?

Built in functions.

User defined functions

Library functions.

All of the above.

Question Number 254

Give the output of the following code snippet :

void main()
{
    struct temp
    {
        int a;
        char b;
        struct temp1
        {
            char c;
        } p;
    };
    struct temp t1 = {10,'A','e'};

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

10 A Garbage Value

10 A e

Compilation error

No output

Question Number 255

Identify the type of error in the given code :


void main()
{
    int a = 10;
    {
        printf("Hello world");

        printf("%d",a);
    }

End of file error.

Undeclared identifier.

Missing semicolon (;)

None of the above.