fork system call.

1. Assume that the code in segment_A creates M new processes and the code in segment_B creates N new processes. What will be the total number of processes created by the following code segment including the original process?

Segment_A

fork();

segment_B

b. Draw a process tree based on the following program segment:

int x, y;

x = fork();

y = fork();

if (x > 0 || y == 0)

fork();