HW3_su21.pdf

CS 5500 Advanced Operating Systems

Homework #3

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your homework in a Word file by the specified due date and time. You can

find the submission link in the Blackboard.

This homework is due: June 7, 2021, 11:59 PM

Total points: 16

The cover page of your homework will contain only the following

information in the format given below:

Name:

E-mail:

Course #: CS 5500

Homework #: Homework 3

Semester: Summer 2021

1. [4 pts] In the priority scheduling, if a priority can be represented using 10 bits and the

priority of a waiting process gradually increases by 1 every 1 minute, then what would be

the maximum waiting time of the lowest priority process?

2. [6 pts] Given the following information:

Process: A B C D E F

Arrival Time: 0 2 4 6 8 10

CPU Burst: 3 6 4 8 5 7

Draw a Gantt chart that illustrate the execution of these processes using FCFS, SJF, and RR

(quantum = 2, ignoring context switching overhead). Compute the average waiting time and

average turnaround time for each scheduling algorithm.

3. [6 pts] Given the following information:

Process: A B C D E F

Arrival Time: 0 1 2 3 4 5

CPU Burst: 6 3 2 7 5 9

Draw a Gantt chart that illustrate the execution of these processes using FCFS, SJF, and RR

(quantum = 1, ignoring context switching overhead). Compute the average waiting time and

average turnaround time for each scheduling algorithm.

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