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Welcome to the Unix Shell MCQs Page

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

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

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

Unix Shell MCQs | Page 12 of 18

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Q111.
Which one of the following is arguably the best shell to use?

a.

Bash

b.

Korn

c.

C

d.

Bourne

Discuss
Answer: (a).Bash
Q112.
Which one of the following command is used to create a child shell?

a.

fork

b.

wait

c.

sh

d.

env

Discuss
Answer: (c).sh
Q113.
Shell variables are of ____ types.

a.

1

b.

3

c.

2

d.

4

Discuss
Answer: (c).2
Q114.
Suppose ABD_DIR is a local variable. Then it will be accessible to the child process.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (b).False
Q115.
____ command is used to display the environment variables only.

a.

set

b.

env

c.

sh

d.

var

Discuss
Answer: (b).env
Q116.
Which symbol is used for setting the PS1 prompt to show the current event number?

a.

^

b.

!

c.

&

d.

|

Discuss
Answer: (b).!
Q117.
set command by default displays the variables in the current shell.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q118.
Which one of the following keyword is used with the set command to avoid overwrite existing file?

a.

nooverwrite

b.

ignore

c.

clobber

d.

noclobber

Discuss
Answer: (d).noclobber
Q119.
To prevent accident logging out, we can use ____ as a keyword with the set command.

a.

noclobber

b.

log out

c.

ignoreeof

d.

ignore

Discuss
Answer: (c).ignoreeof
Q120.
Which of the following features of UNIX may be used for inter process communication?

a.

Signals

b.

Pipes

c.

Semaphore

d.

All of these

Discuss
Answer: (d).All of these
Page 12 of 18

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