Consider the following set of processes, with the length of the CPU-burst time given in milliseconds: Process Burst Time Priority Arrival Time P1 10 3 0 P2 1 1 12 P3 2 4 0 P4 1 5 0 P5 5 2 0 In...

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Programming

Consider the following set ofprocesses, with the length of the CPU-burst time given inmilliseconds:

Process

Burst Time

Priority

Arrival

Time

P1

10

3

0

P2

1

1

12

P3

2

4

0

P4

1

5

0

P5

5

2

0

In the above table, a smaller prioritynumber implies a higher priority. Suppose that these processes arescheduled by the priority policy with preemption.

  1. Draw the Gantt chart (i.e., time chart) illustrating theexecution of these processes.
  2. What is the waiting time of each individual process?
  3. What is the average waiting time for these processes?

Answer & Explanation Solved by verified expert
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In Priority Scheduling we run the process first which has higher priority In Preemption CPU scheduling algo is invoked under 3 conditions When a process wishes to perform IO Therefore CPU scheduling algo is invoked to select a next new process When a process terminates and therefore CPU scheduling algo is invoked When a    See Answer
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