What scheduling system is the best performer? Define your parameters or attributes or basis in selecting the best performer CPU Scheduling system. What scheduling system needs enhancement/improvement. Explain the needed improvements based on your parameters/attributes/basis. What additional parameters or attributes will be added to improve each CPU Scheduling systems.( Choose 3 CPU Scheduling systems that needs additional parameters for further improvements).

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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1. Apply the following CPU scheduling algorithms and be able to compare the output based on the following parameters identified below:

CPU Scheduling algorithms: 

1 First-Come First-Serve Scheduling, FCFS.

2 Shortest-Job-First Scheduling, SJF.

3 Priority Scheduling.

 

Jobs

Arrival time

Burst time

Priority

J1 

 0

 5

 1

J2

1

3

2

J3

2

2

3

J4

3

6

4

J5

4

4

5

Use this parameters with each CPU scheduling:

 

  • CPU utilization
  • Throughput
  • Turn-around time of each job
  • Turn-around time Average
  • Waiting time of each job
  • Waiting time Average
  • Response time

    Answer and explain the following questions:

    1. What scheduling system is the best performer? Define your parameters or attributes or basis in selecting the best performer CPU Scheduling system.
    2. What scheduling system needs enhancement/improvement. Explain the needed improvements based on your parameters/attributes/basis.
    3. What additional parameters or attributes will be added to improve each CPU Scheduling systems.( Choose 3 CPU Scheduling systems that needs additional parameters for further improvements).
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