C PROGRAMMING QUIZ

Let x be an array. Which of the following operations are illegal?I. ++xII. x+1III. x++IV. x*2

I, II and III

II and III

III and IV

I and II

I, III and IV

TRUE ANSWER : ?
YOUR ANSWER : ?

What does the following declaration mean?int (*ptr)[10];

ptr is a pointer to an array of 10 integers

ptr is an pointer to array

ptr is an array of 10 integers

ptr is array of pointers to 10 integers

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine Output:void main(){ char far farther, farthest; printf("%d..%d", sizeof(farther), sizeof(farthest));}

4..4

2..4

4..2

2..2

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Will make an infinite loop.

None of these.

Some address will be printed.

Error

TRUE ANSWER : ?
YOUR ANSWER : ?

Choose the best answer.Prior to using a pointer variable

It should be declared.

None of these.

It should be initialized.

It should be both declared and initialized.

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine output:void main(){ int const p=5; printf("%d", ++(p));}

6

Compiler Error

Garbage Value

5

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine Output:#include<stdio.h>#define a 10void main(){ #define a 50 printf("%d", a);}

10

Compiler Error

None of These

50

TRUE ANSWER : ?
YOUR ANSWER : ?

Determine output:void main(){ int i=10; i = !i>14; printf("i=%d", i); }

1

0

10

None of these

14

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output?void main(){ int a=10, b=20; char x=1, y=0; if(a,b,x,y){ printf("EXAM"); } }

exam is printed

XAM is printed

Nothing is printed

Compiler Error

TRUE ANSWER : ?
YOUR ANSWER : ?

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

stdin

stderr

no such function in 'C'.

string

Data file

TRUE ANSWER : ?
YOUR ANSWER : ?

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