Subject Operating System

Given below is the pseudocode to synchronize processes P1, P2, P3, P4, Ps, and P6 by using three semaphores X. Y and Z that are initialized as follow: X=0.Y-1.2-1. The Operating System can schedule the processes which are ready to execute in any order. List down at least 5 legal possible orders of execution in which the processes can run. PI P2 P3 P4 PS P6 Wait(Z) Wait(Z) Wait(Y) Wait(X) Wait(X) Wait(Z) Print P1 Print P2 Print P3 Print P4 Print P5 Print P6 Signal(2) Signal(X) Signal(Z) Signal(Y) Signal(X)