Operating Systems - Old Questions

3.  For the processes listed in the following table, draw a Gantt chart illustrating their execution and calculate the average waiting time using :

a.       First-Come-First-Serve

b.      Short-Job-First

c.       Shortest-Remaining-Time-Next

d.      Round-Robin (quantum = 2)

e.       Round-Robin (quantum = 1)


Process

Arrival Time

Burst Time

A

0.00

4

B

2.01

7

C

3.01

2

D

3.02

2

10 marks | Asked in 2069