Computers and Technology, 08.07.2021 20:30 erinharrington15
Five batch jobs, A through E, arrive at a computer at essentially the same time. They have an estimated running time of 15, 9, 3, 6, and 12 minutes, respectively. Their (externally defined) prioritiesare6,3,7,9, and4, respectively, with a lower value corresponding to a higher priority. For each of the following scheduling algorithms, determine the turnaround time for each process and the average turnaround for all jobs. Ignore process witching overhead. Explain how you arrived at your answers. In the last three cases, assume only one job at a time runs until it finishes, and all jobs are completely processor bound.
a. round robin with a time quantum of 1 minute
b. p riority scheduling
c. FCFS (run in order 15, 9, 3, 6, and 12)
d. shortest job first
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