What is the output of the below code void sig handler...

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What is the output of the below code?

void sig_handler ( int signum) {
    printf(“Handled the signal\n”);
}
 
int main() {
    int pid;
    signal (SIGKILL, sig_handler);
    pid = fork();
    if (pid==0) {
        kill(getppid(), SIGKILL);
        exit(0);
    } else {
        sleep(20);
    }
    return 0;
}

A) Error child cannot send a SIGKILL signal to parent B) Parent goes to the signal handler, prints handled the signal and goes back to sleep C) Parent goes to the signal handler, prints handled the signal and exits D) Parent exits without going to the signal handler

Answer & Solution

Correct Answer: Option D

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What is the output of the below code void sig handler...

What is the output of the below code? void sig_handler ( int signum) { printf(“Handled the signal\n”); } int main() { int pid; signal (SIGKILL, sig_handler); pid = fork(); if (pid==0) { kill(getppid(), SIGKILL); exit(0); } else { sleep(20); } return 0; }

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What is the output of the below code?

`void sig_handler ( int signum) { printf(“Handled the signal\n”); } int main() { int pid; signal (SIGKILL, sig_handler); pid = fork(); if (pid==0) { kill(getppid(), SIGKILL); exit(0); } else { sleep(20); } return 0; }`