Consider the following set of processes, with the length of the CPU burst given in milliseconds. Process P1 P2 Burst time 7 4 P3 5 The processes are assumed to have arrived in the order P1, P2, P3, all at time 0. a. Draw the Gantt chart and demonstrate the start and end time of each process that illustrates the execution of these processes using round robin scheduling (time quantum=4 milliseconds). b. Calculate the average waiting time and the average turnaround time of the three processes.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Consider the following set of processes, with the length of the CPU burst given in milliseconds.
Process
P1
P2
Burst time
7
4
P3
5
The processes are assumed to have arrived in the order P1, P2, P3, all at time 0.
a. Draw the Gantt chart and demonstrate the start and end time of each process that illustrates the execution of
these processes using round robin scheduling (time quantum-4 milliseconds).
b. Calculate the average waiting time and the average turnaround time of the three processes.
Transcribed Image Text:Consider the following set of processes, with the length of the CPU burst given in milliseconds. Process P1 P2 Burst time 7 4 P3 5 The processes are assumed to have arrived in the order P1, P2, P3, all at time 0. a. Draw the Gantt chart and demonstrate the start and end time of each process that illustrates the execution of these processes using round robin scheduling (time quantum-4 milliseconds). b. Calculate the average waiting time and the average turnaround time of the three processes.
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