Question: 20. Consider the following program. Can the parent process terminate before its child? If the parent terminates before the child, what number is printed by

20. Consider the following program. Can the parent process terminate before its child? If the parent terminates before the child, what number is printed by printf("%d ", getppid()) ? Explain your answer. #include #include #include int main (int argc, char *argv[]) { int pid = fork(); if (pid

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