Q.1 a) Consider following set of processes. Calculate turnaround time, average turnaround time of these set of processes with the help of FCFS, SJF, and priority scheduling algorithms. Process Arrival Time CPU Cycle Priority 0 1 3 6 4 b) Describe process states with neat diagram of state transitions Q. 2 a) In computer system, when does a deadlock occur usually? b) What are the necessary conditions for Deadlock or Livelock? Q. 3 a) Discuss the advantages of Multiprocessing (Parallel) system. b) State in brief what are different types of Multiprocessing systems configurations? Q. 4 a) What does "process synchronization" mean? b) How WAIT and SIGNAL handle process synchronization