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Question 1 of 25

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

man

info

None of these

Both a and b

Question 1 of 25

Question 2 of 25

2. In Linux everything stored as a?

Executables

file

Directory

None of the above

Question 2 of 25

Question 3 of 25

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

Question 3 of 25

Question 4 of 25

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

Question 4 of 25

Question 5 of 25

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

All of the above

Echo

Touch

Cat

Question 5 of 25

Question 6 of 25

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

Printf

Printr

None of these

Question 6 of 25

Question 7 of 25

7. Which variable contains last background job process id?

Question 7 of 25

Question 8 of 25

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

aabb, axbc

abcd, axbb

afcc, aabb

abbb, abxy

Question 8 of 25

Question 9 of 25

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

None of the above

Ctrl + Alt + h

Ctrl + Shift + h

Ctrl + h

Question 9 of 25

Question 10 of 25

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

cmd1 | cmd2

cmd1 ; cmd2

cmd1 || cmd2

cmd1 && cmd2

Question 10 of 25

Question 11 of 25

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

The exit status of the shell script

The runtime of the script

PID of the shell running the script

Number of command line arguments

Question 11 of 25

Question 12 of 25

12. * Specifies?

One or more character

Zero or more charecter

Nothing

None of the above

Question 12 of 25

Question 13 of 25

13. Which command is/are used to remove directory in Linux?

Both a and b

rm -r

rmdir

only b

Question 13 of 25

Question 14 of 25

14. What is the output of the following command for bash shell:
echo linux $0?

linux echo

linux linux

linux bash

linux

Question 14 of 25

Question 15 of 25

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

Z shell

Net Shell

C shell

Bash Shell

Question 15 of 25

Question 16 of 25

16. ? Specifies?

One character

One or more character

None of the above

Zero or more charecter

Question 16 of 25

Question 17 of 25

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

Ctrl + e

Ctrl + d

Ctrl + z

Ctrl + t

Question 17 of 25

Question 18 of 25

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

Users

Who

Which

Question 18 of 25

Question 19 of 25

19. Maximum how long can a Linux filename be?

64 bytes

32 bytes

255 bytes

128 bytes

Question 19 of 25

Question 20 of 25

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

Change -p

Password

Passwd

Pass

Question 20 of 25

Question 21 of 25

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

ls -i

ls -t

ls -l

ls -a

Question 21 of 25

Question 22 of 25

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

uname -n

kernel

uname -r

uname -s

Question 22 of 25

Question 23 of 25

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

test

type

file

Question 23 of 25

Question 24 of 25

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

Script

Session

None of these

Both a and b

Question 24 of 25

Question 25 of 25

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

BSD

CentOs

Ubuntu

Redhat

Question 25 of 25

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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