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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 16 of 18

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Q151.
Which of the following are character special files

a.

Terminal

b.

Printer

c.

Modem

d.

All of these

Discuss
Answer: (d).All of these
Q152.
The .(dot) shell command

a.

Can take command line argument

b.

Will fork a child shell to execute the named shell script

c.

Can be used to change the environment of the current shell

d.

All of the above

Discuss
Answer: (b).Will fork a child shell to execute the named shell script
Q153.
m4

a.

is a macro processor

b.

can he used to pre-process C code

c.

can be used to pre-process assembly language program

d.

none of the above

Discuss
Answer: (c).can be used to pre-process assembly language program
Q154.
The first thing that is searched when a command references a file is it

a.

i-node

b.

i-node number

c.

permission setting

d.

none of the above

Discuss
Answer: (b).i-node number
Q155.
cc command sequentially invokes

a.

preprocessor. compiler and link editor

b.

compiler and link editor

c.

preprocessor, compiler. assembler and link editor

d.

compiler, assembler and link editor

Discuss
Answer: (c).preprocessor, compiler. assembler and link editor
Q156.
Among the directory entries, i-node and the file contents. which will be changed when a file is updated?

a.

Only directory entry and tile contents

b.

Only i-node and file contents

c.

All the three

d.

None of the above

Discuss
Answer: (b).Only i-node and file contents
Q157.
The cc command

a.

Can take more than one argument

b.

Can act on files with . or . o extension

c.

Creates . o files by default when more than one argument with .,- extension is present

d.

If provided with more than one argument. immediately terminates it the first argument fails to compile successfully

Discuss
Answer: (c).Creates . o files by default when more than one argument with .,- extension is present
Q158.
If 7 terminals are currently logged on. then the command

date ; who | wc -l,

displays

a.

date followed by 7

b.

date followed by 8

c.

date followed by 1

d.

an error message

Discuss
Answer: (a).date followed by 7
Q159.
Choose the correct answers if the command ls -l /dev/mt0 display's

brw_rw_ _ _ _ 1 root 3, 0 Apr18 1:05 mt0

a.

The 'b' indicates that it is a special file

b.

mt0 indicates that it is a tape drive

c.

The ' b' indicates that data transfer is done in blocks

d.

All of these

Discuss
Answer: (d).All of these
Q160.
Choose the correct statements.

a.

id x .o is a valid command (assume x . o exists)

b.

cc x. s is a valid command (assume x . s exists)

c.

Both (a) and (b)

d.

None of these

Discuss
Answer: (c).Both (a) and (b)
Page 16 of 18

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