Function MCQs

What will be the output of the following C code?

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

Property which allows to produce different executable for different platforms in C is called?

Which of the following file extensions are accepted with #include?

Which variable has the longest scope in the following C code?

#include <stdio.h>
int b;
int main()
{
    int c;
    return 0;
}
int a;

Which of the following sequences are unaccepted in C language?

Comment on the output of the following C code.

#include <stdio.h>
int main()
{
    int i;
    for (i = 0;i < 5; i++)
    int a = i;
    printf("%d", a);
}

What will be the output of the following C code?

#include <stdio.h>
void foo();
int main()
{
    void foo(int);
    foo();
    return 0;
}
void foo()
{
    printf("2 ");
}

What will be the output of the following C code?

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

What will be the output of the following C code?

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