C PROGRAMMING QUIZ

What will be the output of the program ?#include<stdio.h>void main(){ int a[5] = {5, 1, 15, 20, 25}; int i, j, m; i = ++a[1]; j = a[1]++; m = a[i++]; printf("%d, %d, %d", i, j, m);}

2, 1, 15

3, 2, 15

2, 3, 20

1, 2, 5

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YOUR ANSWER : ?

The function sprintf() works like printf(), but operates on ..........

stderr

Data file

stdin

string

no such function in 'C'.

TRUE ANSWER : ?
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The operator > and < are meaningful when used with pointers, if

The pointers point to data of similar type.

The pointers point to structure of similar data type.

The pointers point to elements of the same array.

None of these.

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YOUR ANSWER : ?

What will be the output of the program ?#include<stdio.h>#include<string.h>void main(){ char str1[20] = "Hello", str2[20] = " World"; printf("%s", strcpy(str2, strcat(str1, str2)));}

None of these

World

WorldHello

Hello World

Hello

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The function scanf() returns .........

The actual values read for each argument.

The number of successful read input values.

ASCII value of the input read.

0

1

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Which of the following is a complete function?

void funct(int) { printf(“Hello"); }

void funct(x) { printf(“Hello"); }

None of these

int funct();

int funct(int x) { return x=x+1; }

TRUE ANSWER : ?
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Which of the following comments about the ++ operator are correct?

All of these

It is a unary operator

The operand can come before or after the operator

It cannot be applied to an expression

It associates from the right

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The declarationint (*p) [5];means

p is one dimensional array of size 5, of pointers to integers.

None of these.

The same as int *p[

p is a pointer to a 5 elements integer array.

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What will happen after compiling and running following code?main(){ printf("%p", main); }

Will make an infinite loop.

Some address will be printed.

Error

None of these.

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Which is the only function all C programs must contain?

main()

system()

getch()

start()

printf()

TRUE ANSWER : ?
YOUR ANSWER : ?

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