Linux OS Quiz Online Test Mcqs Questions with Answers Objective Type PDF

Question 1 of 25

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1. Which of the following command can be used as an alternative to echo command?

Printf

None of these

Printr

Print

Question 1 of 25

Question 2 of 25

2. Which of the following OS is not based on Linux?

CentOs

Ubuntu

Redhat

BSD

Question 2 of 25

Question 3 of 25

3. Which command is used to get the kernel version in Linux?

kernel

uname -n

uname -r

uname -s

Question 3 of 25

Question 4 of 25

4. ? Specifies?

Zero or more charecter

None of the above

One or more character

One character

Question 4 of 25

Question 5 of 25

5. Which command is used see the list of users who are currently logged-in?

Login

Which

Users

Who

Question 5 of 25

Question 6 of 25

6. Maximum how long can a Linux filename be?

64 bytes

128 bytes

32 bytes

255 bytes

Question 6 of 25

Question 7 of 25

7. Which command is used to record session in Linux?

Session

Both a and b

None of these

Script

Question 7 of 25

Question 8 of 25

8. Which key combination is used to see all the hidden files in Nautilus file manager?

Ctrl + h

Ctrl + Alt + h

None of the above

Ctrl + Shift + h

Question 8 of 25

Question 9 of 25

9. What command would send the output of cmd1 to the input of cmd2?

cmd1 | cmd2

cmd1 || cmd2

cmd1 ; cmd2

cmd1 && cmd2

Question 9 of 25

Question 10 of 25

10. Which command is used to change password of your Linux system?

Change -p

Password

Passwd

Pass

Question 10 of 25

Question 11 of 25

11. * Specifies?

Zero or more charecter

One or more character

Nothing

None of the above

Question 11 of 25

Question 12 of 25

12. Which command is used to list all the files in your current directory(including hidden)?

ls -l

ls -t

ls -a

ls -i

Question 12 of 25

Question 13 of 25

13. Which of the following command is used to create file in Linux?

Touch

Cat

Echo

All of the above

Question 13 of 25

Question 14 of 25

14. Which command(s) is/are used to get help about a command in Linux?

man

Both a and b

info

None of these

Question 14 of 25

Question 15 of 25

15. Which of the following file set in the current directory are identified by the regular expression a?b*?

aabb, axbc

afcc, aabb

abcd, axbb

abbb, abxy

Question 15 of 25

Question 16 of 25

16. Which variable is used to display number of arguments specified in command line?

$?

$#

$*

$0

Question 16 of 25

Question 17 of 25

17. Which command can be used to test various file attributes?

test

if

type

file

Question 17 of 25

Question 18 of 25

18. Which variable contains last background job process id?

$$

$!

$?

$*

Question 18 of 25

Question 19 of 25

19. Which of the following is not a valid login shell in Linux?

Bash Shell

Z shell

Net Shell

C shell

Question 19 of 25

Question 20 of 25

20. Which variable will display the list of the positional parameters?

$#

$*

$$

$?

Question 20 of 25

Question 21 of 25

21. The $ variables in a shell script context designates?

The exit status of the shell script

Number of command line arguments

The runtime of the script

PID of the shell running the script

Question 21 of 25

Question 22 of 25

22. Which combination of keys is used to exit from terminal?

Ctrl + e

Ctrl + z

Ctrl + t

Ctrl + d

Question 22 of 25

Question 23 of 25

23. In Linux everything stored as a?

Executables

None of the above

Test Instructions
Test Name	:	Linux MCQs
Subject	:	Computer General
Test Type	:	Mcqs
Total Question	:	25
Total Marks	:	50
Total Time	:	20 Minutes

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Linux OS Quiz Online Test Mcqs

Test Instructions

Linux OS Quiz Online Test Mcqs Questions with Answers Objective Type PDF

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