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Welcome to the Unix System MCQs Page

Dive deep into the fascinating world of Unix System with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Unix System, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of Unix 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 Operating System.

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

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

Unix System MCQs | Page 5 of 17

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Q41.
Which command is used to display and create files?

a.

cat

b.

vi

c.

ed

d.

lyrix

Discuss
Answer: (a).cat
Q42.
The second set of the three permissions (r-) indicates that

a.

group has read permission only

b.

other has read permission only

c.

owner has read permission only

d.

group has write permission only

Discuss
Answer: (a).group has read permission only
Q43.
Which column contains all details of the permissions of a file when you issue the ls -l command?

a.

second

b.

fourth

c.

third

d.

first

Discuss
Answer: (d).first
Q44.
Which of the following commands is used to display your working directory?

a.

dir

b.

prompt $p$g

c.

pwd

d.

path

Discuss
Answer: (c).pwd
Q45.
While working with mail command, which command is used to save mail in a separate file?

a.

s

b.

r

c.

w

d.

d

Discuss
Answer: (a).s
Q46.
The command used to compare the files is known as

a.

comp

b.

cmp

c.

do

d.

ccp

Discuss
Answer: (b).cmp
Q47.
Which command is used to terminate a process?

a.

shutdown

b.

haltsys

c.

cancel

d.

kill

Discuss
Answer: (d).kill
Q48.
Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field?

a.

-m.n

b.

+m.n

c.

+ n.m+1

d.

+(m+l).n

Discuss
Answer: (b).+m.n
Q49.
The cp command uses:

a.

standard input file

b.

standard output file

c.

both input and output file

d.

neither standard input nor standard output file

Discuss
Answer: (d).neither standard input nor standard output file
Q50.
Which of the following files contains information related to password aging?

a.

Shadow

b.

password

c.

profile

d.

All the three

Discuss
Answer: (b).password
Page 5 of 17

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