Function MCQs

Register storage class can be specified to global variables.

What will be the output of the following C code?

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

Which of the following are C preprocessors?

What will be the output of the following C code?

#include <stdio.h>
#define MIN 0
#ifdef MIN
#define MAX 10
#endif
int main()
{
    printf("%d %d\n", MAX, MIN);
    return 0;
}

Which of the following function declaration is illegal?

double func();
int main(){}
double func(){}

double func(){};
int main(){}

int main()
{
    double func();
}
double func(){//statements}

What will be the output of the following C code?

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

What will be the output of the following C code?

#include <stdio.h>
int main()
{
    int one = 1, two = 2;
    #ifdef next
    one = 2;
    two = 1;
    #endif
    printf("%d, %d", one, two);
}

If the file name is enclosed in angle brackets, then . . . . . . . .

What will be the output of the following C code?

#include <stdio.h>
void m()
{
    printf("hi");
}
void main()
{
    m();
}