C Quiz – 109 | Question 3

Find out the correct statement for the following program.

#include "stdio.h"

typedef int (*funPtr)(int);

int inc(int a)
{
 printf("Inside inc() %d\n",a);
 return (a+1);
}

int main()
{

 funPtr incPtr1 = NULL, incPtr2 = NULL;

 incPtr1 = &inc; /* (1) */
 incPtr2 = inc; /* (2) */

 (*incPtr1)(5); /* (3) */
 incPtr2(5); /* (4)*/

 return 0;
}

(A) Line with comment (1) will give compile error.
(B) Line with comment (2) will give compile error.
(C) Lines with (1) & (3) will give compile error.
(D) Lines with (2) & (4) will give compile error.
(E) No compile error and program will run without any issue.


Answer: (E)

Explanation: While assigning any function to function pointer, & is optional. Same way, while calling a function via function pointer, * is optional.

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