C preprocessor

C preprocessor

A. Takes care of conditional compilation

B. Takes care of macros

C. Takes care of include files

D. Acts before compilation

E. All of the above

A preprocessor command

A. need not start on a new line

B. need not start on the first column

C. has # as the first character

D. comes before the first executable statement

What will be the output of the program?

#include<stdio.h>
#define int char 
void main()
{
      int i = 65;
      printf("sizeof(i)=%d", sizeof(i));
}

A. sizeof(i)=2

B. sizeof(i)=1

C. Compiler Error

D. None of These

What will be the output of the following program?

#include<stdio.h>
#define square(x) x*x 
void main()
{ 
      int i; 
      i = 64/square(4); 
      printf("%d", i); 
}

A. 4

B. 64

C. 16

D. None of These