* First Come First Serve (FCFS) and * Round Robin (RR) with quantum time = 3 Process Arrival Time Burst Time P1 15 P2 3 1 P3 12 P4 4 4 Average turnaround time =? Average waiting time =?

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
Section: Chapter Questions
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2.Solve the following CPU Scheduling problem
* First Come First Serve (FCFS) and
* Round Robin (RR) with quantum time = 3
Process
Arrival Time
Burst Time
P1
2
15
P2
3
1
P3
12
P4
4
Average turnaround time =?
Average waiting time =?
* Shortest Job First (Preemptive)
Process
Arrival Time
Burst Time
P1
15
P2
3
1
P3
1
12
P4
4
4
P5
2
7
P6
8
1
P7
2
4
Average turnaround time =?
Average waiting time =?
Transcribed Image Text:2.Solve the following CPU Scheduling problem * First Come First Serve (FCFS) and * Round Robin (RR) with quantum time = 3 Process Arrival Time Burst Time P1 2 15 P2 3 1 P3 12 P4 4 Average turnaround time =? Average waiting time =? * Shortest Job First (Preemptive) Process Arrival Time Burst Time P1 15 P2 3 1 P3 1 12 P4 4 4 P5 2 7 P6 8 1 P7 2 4 Average turnaround time =? Average waiting time =?
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