Calculate the wait time W(P) and turnaround time TTRnd (Pi) for all processes under the given process management policies assuming your computer has four processors. Draw the Gantt chart for each processor. Shortest Job Next (SNJ) (50 points) Average: Processor 1: Processor 2: Processor 3: Processor 4: 1 2 3 4 5 6 7 8 9 10 Arrival Time 0 10 50 70 80 90 110 120 150 180 200 300 350 400 100 500 300 250 400 200 W(Pi) TTRnd(Pi) Gnatt Charts: Round Robin (time quantum of 100) (50 points) Average: Processor 1 Processor 2 Processor 3: Processor 4 Average: Processor 1 Processor 2 Processor 3 I Processor 4 1 2 3 4 5 6 7 8 9 10 Assuming that each process has the number of threads indicated and threads require equal time with SIN scheduling policy for all processors (50 points) Arrival P WIP) TP) Time 0 10 50 70 80 90 110 120 150 180 1 2 3 4 5 6 7 8 9 10 1 Arrival P WP) TP) Time 0 10 elsessa38 50 70 80 90 110 200 300 350 400 120 150 100 500 300 250 400 200 180 Gratt Charts 200 300 350 400 100 500 300 250 400 200 Gratt Charts: