Linux OS MCQ Solved Paper for CLAT PG

1. To see the process status which command you will use?
A. chmod
B. ps
C. ls-l
D. head
Answer : B

2. init 6 is
A. Shutdown
B. Restart
C. Text mode
D. Graphics mode
Answer : B

3. ls -o is used for
A. Except Group
B. Except Owner
C. Except Size in Byte
D. None of the above
Answer : A

4. Which command is used to compare files?
A. cmp
B. diff
C. head
D. All of these
Answer : A

5. Output of the command 'wc <filename>' is
A. Show only line
B. Show only word.
C. Show alphabet, line, word.
D. Show only file name.
Answer : C

6. What is the meaning of chmod 444 stuf?
A. Gives all user write permission.
B. Gives all user execute permission.
C. Gives all user read permission.
D. All of the above.
Answer : C

7. Shell is a
A. Program
B. Hardware
C. Account
D. None of the above
Answer : A

8. Linux is a ---------------Operating System
A. Single User
B. Multi User
C. Time Sharing
D. None of the above
Answer : B

9. To get information about the Ethernet card, ___________ command is used
A. ipconfig
B. ifconfig
C. eth0
D. man Ethernet
Answer : B

10. The main function of grep is
A. look for numeric
B. look for string match a regular expression..
C. look for string without regular expression.
D. None of them.
Answer : B

11. For a user _______ is an autoexec.bat equivalent file in Linux
A. .bashrc
B. .bash_rc
C. .bash_profile
D. .bashprofile
Answer : C

12. chmod 632 stuff means
A. Gives read & write& execute permission for owner write & execute for group read permission for other.
B. Gives read & write permission for owner write & execute for group Write permission for other.
C. Gives write permission for owner write & execute for group Write permission for other.
D. Gives read & write permission for owner read & execute for group Write permission for other.
Answer : B

13. who -h is used to
A. Print column headings
B. Hide detail.
C. Hide user name.
D. All of the above.
Answer : A

14. Which command is used to see the system date?
A. Time
B. Date
C. Month
D. None of these
Answer : B

15. To change the ownership of a file use
A. chmod
B. chgrp
C. chown
D. change
Answer : C

16. To search a pattern in a file _________ can be used
A. grep
B. egrep
C. find
D. search
Answer : A

17. The X-Window system in Linux is a
A. program development environment
B. graphical user interface
C. tool to connect Linux with Windows
D. none of the above
Answer : B

18. An user can login without password
A. True
B. False
C.
D.
Answer : A

19. ls j?e - output will be
A. Filenames with 3 charcter
B. Filenames with 4 charcter
C. Filenames with 5 charcter
D. Filenames with 10 charcter
Answer : A

20. _______ is used to rename files
A. ren
B. move
C. rename
D. mv
Answer : D

21. Which command is used for character translation?
A. td
B. vi
C. tr
D. tail
Answer : C

22. Linux mount partition must be a primary partition
A. True
B. False
C.
D.
Answer : B

23. The --------- command sorts lines of all the named files.
A. desc
B. cp
C. sort
D. ls -l
Answer : C

24. Default file system type of Linux is
A. etx
B. ext2
C. etx3
D. mimix
Answer : C

25. The core of Linux OS is also called
A. Kernel
B. Shell
C. root
D. bash
Answer : A

26. To start graphics mode use
A. init 3
B. init 5
C. init 0
D. init 6
Answer : B

27. What will be the output of the command 'tail sample'?
A. Last 10 lines of the file.
B. Last 15 lines of the file
C. Last 5 lines of the file
D. First 10 lines of file.
Answer : A

28. Hidden file can be viewed using
A. ls -l
B. ls -a
C. ls -h
D. None of the above
Answer : B

29. Linux is a
A. Multi Tasking OS
B. Multi User OS
C. Dedicated Server
D. All of the above
Answer : A

30. Name of the kernel file in Linux is
A. lkrnl
B. vmlinux
C. linuxbin
D. none of the above
Answer : D

31. To delete an user along with its home directory, the command is
A. userdel -d username
B. userdel -D username
C. userdel -r username
D. userdel -R username
Answer : C

32. To access a directory the minimum permission required is
A. r
B. w
C. x
D. All
Answer : C

33. Linux kernel file name is
A. vmlinux
B. vmlinuz
C. lynx
D. linux
Answer : B

34. To remove a directory which is not empty ____ is used
A. rmdir
B. rmdir -r
C. rm -r
D. rm
Answer : C

35. The command for changing the permission relating to files is
A. ls-l
B. head
C. tail
D. chmod
Answer : D

36. All device files are stored in
A. /device
B. /etc/dev
C. /bin
D. /dev
Answer : D

37. The mounted partition information is stored in
A. /etc/passwd
B. /etc/fstab
C. /etc/inittab
D. /sbin/lilo
Answer : B

38. The encrypted password is stored in which field of /etc/password file ?
A. first
B. second
C. third
D. last
Answer : B

39. In practical, at the most _____ terminals can be opened at a time
A. 3
B. 6
C. 10
D. 12
Answer : B

40. /dev is used for
A. Executable file
B. Contains include file
C. Contain compiler file.
D. Device file & resource file.
Answer : D

41. To view all the installed RPM packages use
A. rpm -qa
B. rpm -iv
C. rpm -h
D. rpm -I
Answer : A

42. To delete user the command is
A. rm <username>
B. delete <username>
C. userdel <username>
D. any one of the above
Answer : C

43. The type of shell mostly used for Linux is
A. bash
B. korn
C. bourne
D. C-shell
Answer : A

44. While installing Linux, users can be created
A. True
B. False
C.
D.
Answer : A

45. The command to view the partition information is
A. fsck
B. fstab
C. fdisk
D. diskdruid
Answer : C

46. sort file, will sort the contents of the file and the effect will be reflected in the file
A. True
B. False
C.
D.
Answer : B

47. ls - t is used for
A. Sort by name
B. Sort by date
C. Sort by time stamp
D. Sort by alphabetic order
Answer : C

48. User passwords are stored in
A. /etc/password
B. /root/password
C. /etc/passwd
D. /root/passwd
Answer : C

49. When an user is deleted it home directory contents are also deleted
A. True
B. False
C.
D.
Answer : B

50. To give all permission to a file to all users the command is
all of the above
A. chmod a+777 file
B. chmod a+rwx file
C. chmod ugo+7 file
D. none of the above
Answer : B