C Fundamentals MCQs

What will be the output of the following C code?

#include <stdio.h>
void main()
{
    int k = 8;
    int m = 7;
    k < m ? k++ : m = k;
    printf("%d", k);
}

What will be the output of the following C code?

#include <stdio.h>
enum example {a = 1, b, c};
enum example example1 = 2;
enum example answer() 
{
    return example1;
}
 
int main()
{
   (answer() == a)? printf("yes"): printf("no");
   return 0;
}

Point out the error (if any) in the following C code?

#include<stdio.h>
enum hello
{
    a,b,c;
};
main()
{
    enum hello m;
    printf("%d",m);
}

What will be the output of the following C code?

#include <stdio.h>
int main()
{
    int x = -2;
    if (!0 == 1)
        printf("yes\n");
    else
        printf("no\n");
}

String handling functions such as strcmp(), strcpy() etc can be used with enumerated types.

What will be the output of the following C code?

#include <stdio.h>
int main()
{
    int y = 1, x = 0;
    int l = (y++, x++) ? y : x;
    printf("%d\n", l);
}

The name of the variable used in one function cannot be used in another function.

Do logical operators in the C language are evaluated with the short circuit?

Which operators of the following have same precedence?

P. "!=", Q. "+=", R. "<<="