C Language MCQ - English
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;
}
Answer : B
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1) What will be the output of the program?#include<stdio.h>
int sumdig(int);
int main()
{
int a, b;
a = sumdig(123);
b = sumdig(123);
printf("%d, %d\n", a, b);
return 0;
}
int sumdig(int n)
{
int s, d;
if(n!=0)
{
d = n%10;
n = n/10;
s = d+sumdig(n);
}
else
return 0;
return s;
}
2) What will be the output of the program?#include<stdio.h>
#include<stdlib.h>
int main()
{
int i=0;
i++;
if(i<=5)
{
printf("Study2Online");
exit(1);
main();
}
return 0;
}
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3) What will be the output of the program? #include<stdio.h>
void fun(int*, int*);
int main()
{
int i=5, j=2;
fun(&i, &j);
printf("%d, %d", i, j);
return 0;
}
void fun(int *i, int *j)
{
*i = *i**i;
*j = *j**j;
}
4) What will be the output of the program?#include<stdio.h>
void fun(int);
typedef int (*pf) (int, int);
int proc(pf, int, int);
int main()
{
int a=3;
fun(a);
return 0;
}
void fun(int n)
{
if(n > 0)
{
fun(--n);
printf("%d,", n);
fun(--n);
}
}
5) Point out the error in the program#include<stdio.h>
int f(int a)
{
a > 20? return(10): return(20);
}
int main()
{
int f(int);
int b;
b = f(20);
printf("%d\n", b);
return 0;
}
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