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.

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 18 of 18

Explore more Topics under UNIX

01

Introduction to UNIX

02

Unix File System

03

Vi Editor

04

Jobs and Processes

05

Filters and Regular Expressions

06

Shell Programming

07

Basic System Administration

Q171.

The disadvantage of a pipe is that

It is a one way communication channel

It dies along with the process that created it

It can't be shared by unrelated processes

All of these

Discuss

Answer: (d).All of these

Q172.

The state of signals are

preserved across a fork call

not preserved across an exec call

preserved across an exec call

Both (a) & (b)

Discuss

Answer: (d).Both (a) & (b)

Q173.

Which of the following options for the shell command test should be followed by the file descriptor?

The data type of all fields in all file

Discuss

Answer: (c).The data type of all fields in all file

Q174.

Which of the following displays the exit status of the last executed command?

echo $4

echo $$

echo $?

echo $!

Discuss

Answer: (c).echo $?

Q175.

Which of the following file names cannot be displayed if la ls* is run?

Both (a) & (b)

hidden

Discuss

Answer: (c).Both (a) & (b)

Q176.

Which of the following initiates the sequence of events that ultimately allows a user to login?

clri

sync

init

Discuss

Answer: (d).init

Q177.

getc (stdin)

results in run time error

results in syntax error

is equivalent to get char ( )

none of the above

Discuss

Answer: (c).is equivalent to get char ( )

Q178.

Which of the following is not the work of a C-preprocessor?

Macro expansion

File inclusion

Conditional compilation

None of the above

Discuss

Answer: (d).None of the above

Q179.

Choose the correct statement.

To read successive characters from an open file . getchar and scan f can be used interchangeably

To read successive characters from an open file. getchar and read can be used interchangeably

The read system call reads from the buffer

None of the above

Discuss

Answer: (a).To read successive characters from an open file . getchar and scan f can be used interchangeably

Page 18 of 18

Welcome to the Unix Shell MCQs Page

Unix Shell MCQs | Page 18 of 18

Explore more Topics under UNIX

Introduction to UNIX

Unix File System

Vi Editor

Jobs and Processes

Filters and Regular Expressions

Shell Programming

Basic System Administration

Suggested Topics

Big Data Computing

PHP

Computer Architecture

Cloud Computing

Cryptography and Network Security

UNIX

MySQL Database

Human Computer Interaction

CompTIA PenTest+ Certification Exam PT0 002