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1. Three processes, p1,p2,p3, arrive at the same time and start executing using RR scheduling. p1 starts first, followed by p2, and then p3. The

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1. Three processes, p1,p2,p3, arrive at the same time and start executing using RR scheduling. p1 starts first, followed by p2, and then p3. The respective total CPU times of the 3 processes are 8,3,5 time units. The context switching time is negligible. (10 points) (a) Determine the average turnaround time, ATT, when the quantum is Q=1 time unit. (b) Determine the average turnaround time, ATT, when the quantum is Q=3 time units

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