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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 11 of 17

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Q101.
Which of the following command is used to go to home directory?

a.

cd..

b.

cd/

c.

cd

d.

cd HOME.

Discuss
Answer: (c).cd
Q102.
Which command is used to move all files to the bin sub-directory of the parent directory?

a.

mv *.* /bin/

b.

mv * /bin/*

c.

mv * ../bin

d.

mv * ../bin *.*

Discuss
Answer: (c).mv * ../bin
Q103.
Which command is used to save the standard output in a file, as well as display it on the terminal?

a.

more

b.

cat

c.

grep

d.

tee

Discuss
Answer: (d).tee
Q104.
The command that can be used to restrict incoming messages to a user is

a.

mesg

b.

grep

c.

halt

d.

sleep

Discuss
Answer: (a).mesg
Q105.
Which of the following commands is used to copy directory structures in and out

a.

cp

b.

cpio

c.

cp - p

d.

copy

Discuss
Answer: (b).cpio
Q106.
Which of following commands is used for an automatic reminder service?

a.

write

b.

mesg

c.

calendar

d.

mail

Discuss
Answer: (c).calendar
Q107.
Which command allows you to view your file 24 lines at a time?

a.

more

b.

pg

c.

cat

d.

lp

Discuss
Answer: (b).pg
Q108.
Which of the following special shell variables is used to process number of the current shell?

a.

$!

b.

$$

c.

$0

d.

$*

Discuss
Answer: (b).$$
Q109.
Which option is used with cmp command to give a detailed list of the byte number and the differing bytes in octal for each character that differs in both the files?

a.

-l

b.

-d

c.

-r

d.

-b

Discuss
Answer: (a).-l
Q110.
Which command is used with vi editor scroll half page backward?

a.

[Control-d]

b.

[Control - u]

c.

[Control-c]

d.

[Control -P]

Discuss
Answer: (b).[Control - u]
Page 11 of 17

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