Question: Consider the following code segment: int pid = fork(); int c = 5; if (pid == 0) /* child process */ { fork(); c +=

Consider the following code segment:

int pid = fork();

int c = 5;

if (pid == 0) /* child process */

{

fork();

c += 10;

}

else

{

c += 5;

}

Answer the following questions:

a) How many different copies of the variable c are there? What are their values? (Hint: every process has a different copy of variable c)

b) Draw the tree structure of processes.

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