What will be the output of the program?

#include<stdio.h>
int

What will be the output of the program?

#include<stdio.h>
int i;
int fun1(int);
int fun2(int);

int main()
 {
     extern int j;
     int i=3;
     fun1(i);
     printf("%d,", i);
     fun2(i);
     printf("%d", i);
     return 0;
 }
int fun1(int j)
 {
     printf("%d,", ++j);
     return 0;
 }
 int fun2(int i)
 {
     printf("%d,", ++i);
     return 0;
 }
 int j=1;

2) What will be the output of the program?

#include<stdio.h>
int main()
 {
     int i=1;
     if(!i)
         printf("Study2Online,");
     else
     {
         i=0;
         printf("C-Program");
         main();
     }
     return 0;
 }

3) What will be the output of the program?

#include<stdio.h>
int main()
 {
     int fun(int);
     int i = fun(10);
     printf("%d\n", --i);
     return 0;
 }
int fun(int i)
 {
    return (i++);
 }

4) What will be the output of the program in 16 bit platform (Turbo C under DOS)?

#include<stdio.h>
int main()
 {
     int fun();
     int i;
     i = fun();
     printf("%d\n", i);
     return 0;
 }
 int fun()
 {
     _AX = 1990;
 }

5) What will be the output of the program?

#include<stdio.h>
int fun(int, int);
 typedef int (*pf) (int, int);
 int proc(pf, int, int);
int main()
 {
     printf("%d\n", proc(fun, 6, 6));
     return 0;
 }
 int fun(int a, int b)
 {
    return (a==b);
 }
int proc(pf p, int a, int b)
 {
    return ((*p)(a, b));
 }