adplus-dvertising

Welcome to the Operating System MCQs Page

Dive deep into the fascinating world of Operating System with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Operating System, a crucial aspect of UGC CBSE NET Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of Operating System, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UGC CBSE NET Exam.

frame-decoration

Check out the MCQs below to embark on an enriching journey through Operating System. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Operating System. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Operating System MCQs | Page 1 of 21

Explore more Topics under UGC CBSE NET Exam

Q1.
Interrupts which are initiated by an instruction are

a.

Internal

b.

External

c.

Hardware

d.

Software

Discuss
Answer: (d).Software
Q2.
Resources are allocated to the process on non-sharable basis is

a.

mutual exclusion

b.

hold and wait

c.

no pre-emption

d.

circular wait

Discuss
Answer: (a).mutual exclusion
Q3.
If the disk head is located initially at 32, find the number of disk moves required with FCFS if the disk queue of I/O blocks requests are 98, 37, 14, 124, 65, 67.

a.

239

b.

310

c.

321

d.

325

Discuss
Answer: (c).321
Q4.
Given memory partitions of 100 K, 500 K, 200 K, 300 K and 600 K (in order) and processes of 212 K, 417 K, 112 K, and 426 K (in order), using the first-fit algorithm, in which partition would the process requiring 426 K be placed ?

a.

500 K

b.

200 K

c.

300 K

d.

600 K

Discuss
Answer: (d).600 K
Q5.
The problem of indefinite blockage of low-priority jobs in general priority scheduling algorithm can be solved using :

a.

Parity bit

b.

Aging

c.

Compaction

d.

Timer

Discuss
Answer: (b).Aging
Q6.
Which of the following memory allocation scheme suffers from external fragmentation ?

a.

Segmentation

b.

Pure demand paging

c.

Swapping

d.

Paging

Discuss
Answer: (a).Segmentation
Q7.
Match the following :
List – I                                              List – II
a. Critical region                            1. Hoares Monitor
b. Wait/signal                                 2. Mutual exclusion
c. Working set                               3. Principal of locality
d. Dead lock                                  4. Circular wait

Codes : a b c d

a.

2 1 3 4

b.

1 2 4 3

c.

2 3 1 4

d.

1 3 2 4

Discuss
Answer: (a).2 1 3 4
Q8.
Which of the following features will characterize an OS as multiprogrammed OS ?

(a) More than one program may be loaded into main memory at the same time.
(b) If a program waits for certain event another program is immediately scheduled.
(c) If the execution of a program terminates, another program is immediately scheduled.

a.

(a) only

b.

(a) and (b) only

c.

(a) and (c) only

d.

(a), (b) and (c) only

Discuss
Answer: (d).(a), (b) and (c) only
Q9.
A thread is a light weight process. In the above statement, weight refers to

a.

time

b.

number of resources

c.

speed

d.

All the above

Discuss
Answer: (b).number of resources
Q10.
Consider a system having m resources of the same type. These resources are shared by 3 processes A, B and C which have peak demands of 3, 4 and 6 respectively. For what value of m deadlock will not occur ?

a.

7

b.

9

c.

10

d.

13

Discuss
Answer: (d).13
Page 1 of 21

Suggested Topics

Are you eager to expand your knowledge beyond Operating System? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

CSS

Polish your web design skills with our CSS MCQs. Learn about selectors, properties,...

Reverse Engineering

Strengthen your understanding of Reverse Engineering with our curated set of MCQs....

DBMS

Get a firm grasp on database systems with our DBMS MCQs. Explore relational...

Artificial Intelligence

Get started on the path to the future with our Artificial Intelligence MCQs. Covering...

Computer Architecture

Unveil the science behind computer design with our Computer Architecture MCQs. Topics...

Data Science

Discover the fascinating world of extracting insights from data with our Data Science...

Cryptography and Network Security

Secure your knowledge of information security with our Cryptography and Network...

Object Oriented Programming

Enhance your coding skills with our Object Oriented Programming MCQs. Understand...

Visual Basic

Enhance your knowledge of Microsoft's event-driven programming language with our...