Function MCQs

Which of the following function calculates the square of 'x' in C?

When a function is recursively called all the automatic variables are stored in a ..........

char* myfunc(char *ptr)
{
   ptr+=3;
   return(ptr);
}

void main()
{
   char *x, *y;
   x = "EXAMVEDA";
   y = myfunc(x);
   printf("y=%s", y);
}

What will be printed when the sample code above is executed?

What will be the output of the following C code?

#include <stdio.h>
#define foo(x, y) #x #y
int main()
{
    printf("%s\n", foo(k, l));
    return 0;
}

What will be the output of the following C code?

#include <stdio.h>
double var = 8;
int main()
{
    int var = 5;
    printf("%d", var);
}

What will be the output of the following C code?

#include <stdio.h>
int x = 5;
void main()
{
    int x = 3;
    printf("%d", x);
    {
        x = 4;
    }
    printf("%d", x);
}

Which part of the program address space is p stored in the following C code?

#include <stdio.h>
int *p = NULL;
int main()
{
    int i = 0;
    p = &i
    return 0;
}

What would happen if you create a file stdio.h and use #include "stdio.h"?

What will be the output of the following C code?

#include <stdio.h>
int x;
void main()
{
    printf("%d", x);
}