CPU Scheduing FCFS, Operating System

Assignment Help:
Assume
that
P
A
, P
B
and P
C
are three
distinguished
program
s
. When
P
A
is
executed, it
needs 10 ticks to complete its execution and it forks new
processes executing P
B
at
tick
-
marks
4 and 7. Similarly,
P
B
needs 8 ticks to
complete its execution and it forks new processes executing P
C
at
tic
k
-
marks
3
and 5
; and P
C
needs 4 ticks to complete its execution and it does an I/O a
t
tick
-
mark 2
. Assume that
I/O requests will be handled in a
first
-
come
-
first
-
serve
manner and each I/O
can be completed within 4 ticks
.
Assume that
process P
1
, which is executing program P
A
arrives at t=
0

.
Draw a Gantt chart
illustrating the scheduling of these processes if a
r
ound
-
r
obin
scheduling
with
a time quantum of
3
is used.

Related Discussions:- CPU Scheduing FCFS

Explain about diffrent process state, Q. Explain about diffrent Process Sta...

Q. Explain about diffrent Process State? Process State When process executes, it changes its state. Process state is defined as the current activity of the process. Fi

Explain the application interaction protocols, Explain the Application Inte...

Explain the Application Interaction Protocols Application interaction protocols are uniquely defined for each program and are used to logically describe the data being passed b

Explain bounded buffer and unbounded buffer, Explain bounded buffer and unb...

Explain bounded buffer and unbounded buffer. Here in a producer-consumer problem the producer process produces information that is consumed by a consumer process. At this time

Algorithm for reconstructing a logical ring, Q. Present an algorithm for re...

Q. Present an algorithm for reconstructing a logical ring after a process in the ring fails? Answer: Typically distributed systems utilize a coordinator process that performs

Capability lists are typically kept within the address space, Q. Capabilit...

Q. Capability lists are typically kept within the address space of the user. How does the system make sure that the user cannot modify the contents of the list? Answer: An ap

Explain process termination - operating system, Process termination A p...

Process termination A process terminates when it finishes implementing its final statement and asks the operating system to delete it by using the exit system call. At that tim

How program execute in operating system, Q. How Program execute in operatin...

Q. How Program execute in operating system? Program execution: Operating system loads a program in memory and executes the program. The program should be able to end its exec

Explain the different multithreading models, Question 1: a) Briefly exp...

Question 1: a) Briefly explain each of the following terms: (i) Distributed systems. (ii) Real time systems. (iii) Multiprocessor. b) What is the impo

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd