Exercises

Take a note of the program below. It has several fork() and printf(). How many A, B and C will be printed?

/* LetsFork/fork_ex.c */
#include <stdio.h>
#include <unistd.h>
int main(int argc,char *argv[]){
    printf("A\n");
    fork();
    printf("B\n");
    fork();
    printf("C\n");
    return 0;
}

How many A, B and C will be printed?

(a). A: 1 time, B: 2 times, C: 2 times

(b). A: 1 time, B: 2 times, C: 4 times

(c). A: 1 time, B: 1 time, C: 2 times

(d). A: 1 time, B: 2 times, C: 3 times

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