scheduling algorithm,calculate the average waiting time

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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  1. The table below shows a list of processes P1 to P4 with their arrival times as well as their execution times. Use it to answer the following questions. Clearly show your workings.

Processe

Arrival Time

Burst Time

P1

3 ms

5 ms

P2

0 ms

4 ms

P3

4 ms

2 ms

P4

5 ms

4 ms

  1. Using the First Come First Serve scheduling algorithm,calculate the average waiting time of the processes.
  2. Using time of the Shortest Remaining Time First (SRTF) scheduling algorithm, calculate the average waiting time of the processes.
  3. Using Shortest Job First (SJF) algorithm, calculate the average turn-around time for the processes.
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