(a) The C program shown below is compiled and run on a UNIX machine. Predict all possible outputs that this program will print to the console and explain your answer. 1 #include 2 #include 3 #include 4 #include 5 int main() { 6 7 8 9 10 11 12 13 14 15 int x = 1; pid_t pid if (pid == } = fork(); 0) { X = X * 2; } else if (pid > 0) { wait (NULL); x = 3; printf("%d\n",x);
(a) The C program shown below is compiled and run on a UNIX machine. Predict all possible outputs that this program will print to the console and explain your answer. 1 #include 2 #include 3 #include 4 #include 5 int main() { 6 7 8 9 10 11 12 13 14 15 int x = 1; pid_t pid if (pid == } = fork(); 0) { X = X * 2; } else if (pid > 0) { wait (NULL); x = 3; printf("%d\n",x);
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter2: Elements Of High-quality Programs
Section: Chapter Questions
Problem 11RQ
Related questions
Question
![(a) The C program shown below is compiled and run on a UNIX machine. Predict all
possible outputs that this program will print to the console and explain your answer.
1 #include <sys/types.h>
2 #include <sys/wait.h>
3 #include <stdio.h>
4 #include <unistd.h>
5 int main() {
6
7
8
9
10
11
12
13
14
15
int x = 1;
pid_t pid
if (pid == 0) {
X = X * 2;
} else if (pid > 0) {
wait (NULL);
x = 3;
}
=
fork();
printf("%d\n",x);](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcdbb9a72-cb5e-4e0d-82fd-d0c34517e07c%2F28efbb9c-bc3f-4cd3-a361-0c49f81d23a9%2Fs5m1bjy_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(a) The C program shown below is compiled and run on a UNIX machine. Predict all
possible outputs that this program will print to the console and explain your answer.
1 #include <sys/types.h>
2 #include <sys/wait.h>
3 #include <stdio.h>
4 #include <unistd.h>
5 int main() {
6
7
8
9
10
11
12
13
14
15
int x = 1;
pid_t pid
if (pid == 0) {
X = X * 2;
} else if (pid > 0) {
wait (NULL);
x = 3;
}
=
fork();
printf("%d\n",x);
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