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ASSIGNMENT NO # 01 INTRODUCTION TO OPERATING SYSTEM Submitted to: Miss Sana.

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Presentation on theme: "ASSIGNMENT NO # 01 INTRODUCTION TO OPERATING SYSTEM Submitted to: Miss Sana."— Presentation transcript:

1 ASSIGNMENT NO # 01 INTRODUCTION TO OPERATING SYSTEM Submitted to: Miss Sana

2 PRESENTATION CPU Scheduling Made by : Muhammad Usman Amir 2009-CS-005

3 CPU SCHEDULING The task of selecting a waiting process from the ready Queue and allocation the CPU to it. The CPU is allocated to the selected process by the dispatcher

4 CPU SCHEDULING ALGORITHMS There are four types of CPU Scheduling Algorithms are given below: 1. First Come First Served (FCFS) 2. Shortest Job First (SJF) 3. Priority Scheduling 4. Round Robin Scheduling

5 ROUND ROBIN SCHEDULING The Round Robin Algorithm designed specially for time sharing system new processors are added to the tail of the ready queue

6 EXAMPLE Process Burst Time P124 P23 P33 P1P2P3P

7 THANK YOU


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