Process creation questions: a. How many processes are created, including the par

Question

Process creation questions: a. How many processes are created, including the parent process, when the following code is executed? int main() { int i, p; for(i=l; i0) { rintf("i = %d ", i); exit(O);//this one (*)} printf(("i = %d ", i);} exit(0); Process Model b. Draw the Process Model above for the processes created in part (a), including the parent process, in the process model, indicate the output generated by each process. c. If the first exit(O) statement in part (a) is removed, denoted with (*), how many processes would be created?. You don't need to draw the process model for this part;-).

Explanation / Answer

There are 8 processes (1 parent and 7 child processes) created when this program is executed.The printing could have different sequences. For each fork a duplicate printing occurs. The one is caused by the parent process and the other one by the child process. There are total 7 forks. Therefore, there are total 14 lines of printing.

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