C | Loops & Control Structure | Question 7

C

#include <stdio.h>

int i;

int main() {
    if (i) {
        // Do nothing
    } else {
        printf("Else");
    }
    return 0;
}

What is correct about the above program?

(A)

if block is executed.

(B)

else block is executed.

(C)

It is unpredictable as i is not initialized.

(D)

Error: misplaced else

Answer: (B)
Explanation:

Since i is defined globally, it is initialized with default value 0. The Else block is executed as the expression within if evaluates to FALSE. . Therefore, the else block gets executed.

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