Unix MCQ Questions and Answers for Practice

Unix Multiple Choice Questions (MCQs) are essential for students and exam aspirants looking to test and enhance their understanding of Unix concepts and commands. Regular practice can significantly improve your performance in exams and interviews.

About Unix MCQ Questions

Unix MCQs cover a wide range of topics, including basic commands, file systems, shell scripting, and system administration. These questions are designed to help you grasp the fundamental and advanced aspects of Unix, ensuring you have a solid foundation in the subject.

Why Practice Unix Objective Questions?

Practicing Unix objective questions offers several benefits. It helps you prepare for school and college exams, enhances your problem-solving skills, and prepares you for technical interviews. Regular practice also reinforces your understanding of key concepts, making you more confident in your abilities.

Who Should Use These MCQs?

Students preparing for school or college exams
Competitive exam aspirants
Candidates preparing for interviews

Unix MCQ Questions for Practice

1. Unix OS was first developed by

Bjarne stroustrup
Ken Thompson
Brian Kernighan
Dennis Ritchie

2. Unix OS was first developed at

AT & T Bell Labs, USA
IBM, USA
Borland International, USA
Microsoft corp. USA

3. .mailrc is the file

Which is used to type the mail to be sent
Which is invoked when the mail command is executed
Which permits you to customize the vi environment
Which stores the incoming mail

4. A shell variable cannot start with

A number
A special symbol other than an underscore
Both b and c above
An alphabet

5. A Sticky bit applies to a file would mean that

It would stick around in memory even when its execution is over
Next time you login it would get executed on its own
None of the above
No one can remove it

6. After typing the contents of file test created by you by giving the command cat>test you save the contents by

Typing save and pressing enter
Pressing Esc key
Pressing ctrl-d
Pressing the keys ctrl-c

7. After you have entered text in your file, to save and quit vi you will use

Shift ZZ
Esc:q Enter
None of the above
Esc shift ZZ

8. All user directories are usually placed in..................directory.

lusr
ldev
none
Letc

9. An until loop ensures that the statement within the loop get executed

Atleast once
Not even once
None of the above
Only once

10. Binary executable required for system administration is usually placed in................directory.

lusr
ldev
none
Letc

11. Each entry in inode table is of size

32kb
32 bytes
64 bytes
64 kb

12. For a person to receive messages he should have his terminal set to a parameter which will allow him receive messages.The command to set this parameter is

msg â€“o
mesg â€“y
messageâ€“y
message â€“on

13. Hierarchy decides which operator

Is used first
Is fastest
Operates on largest numbers
Is most important

14. If the user has read a news item he cannot read it again because of creation of the file

news.time
.news.time
.news_time
_news_time

15. If there are three links for a file then the number of copies of the file would be

two
three
four
One