Linux

MCQ questions and answers

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Linux MCQ (59)

1. _____ command is used to get the type of file.
A touch
B file
C cat -v
D info -v
Answer: B
2. Which command is used to change ownership of file?
A chmod
B chown
C chgrp
D unmask
Answer: B
3. ____________ command display one screen of text at a time and prompts you for a command after each screen.
A less
B more
C pg
D cat
Answer: C
4. Which symbol is used to redirect the output of a command to the input for another command?
A Greater than (>)
B Hash(#)
C Dollar ($)
D Pipe ( | )
Answer: D
5. ______ allow you to list them on one screen and send the output of one command to another command, which is the correct syntax?
A $ls -1 | pg
B $ls -w | pg
C $ ls > pg
D $ls | pg
Answer: A
6. The ____________ is an enhanced version of the MORE command.
A pg
B more -v
C less
D find
Answer: C
7. Which command is used to print a file?
A prn
B lp
C lpstat
D print
Answer: B
8. Which shows you the beginning of a file?
A head
B cat
C pg
D more
Answer: A
9. Which command is used to print the output of the command?
A $ls -1 | lp
B $lp -1 | ls
C $lp ls
D $lpstat -1 | ls
Answer: A
10. ____________ command is/are used for simple formatting.
A pr
B fmt
C A and B
D format
Answer: C
11. ____________ program is automatically started after the user logged in the system.
A kernel
B shell
C desktop
D user
Answer: B
12. Which command is used to change the shell?
A which
B sh
C chsh
D change
Answer: C
13. ____________ symbol at the end of a command line direct the shell to execute a command in the background.
A $ (dollar)
B – (Hypen)
C %(percentage)
D & (Ampercent)
Answer: D
14. _____ command is used to run a background job which will be continue after the log out?
A troff
B nohup (no hang up)
C xterm
D jobs
Answer: B
15. The ____________ option prevents you from the overwriting of an existing file when you redirect output from a command.
A noclobber
B clobber
C write
D troff
Answer: A
16. _____ command is used to put VI in an input mode which begins inserting typed text immediately before the cursor position?
A i
B A
C a
D w
Answer: A
17. Which command is used to put VI in an input mode and it appends a text at end of the current line?
A i
B A
C o
D I
Answer: B
18. When command is open up a line above the current line and it put the VI in an input mode?
A A
B o
C i
D I
Answer: B
19. vi editor maintains several other temporary storage called ____________.
A buffer
B working buffer
C history
D temp
Answer: B
20. The command ____________ copies the character which is starting at the cursor into a storage area.
A x
B y (yank)
C p
D cp
Answer: B
21. Which command is used to moves cursor one character to the left?
A i
B j
C h
D k
Answer: C
22. ___ command moves the cursor down one line and ___ command moves it up one line.
A h, k
B h, l
C j, k
D k, l
Answer: C
23. Which is the option provide a short error message?
A err
B error
C msg
D terse
Answer: D
24. GNOME has a built in file manager called ____________.
A Nautilus
B Gedit
C Mosaic
D None of the above
Answer: A
25. ____________ program provides a simple screen oriented user interface for the sending and receiving email.
A emacs
B pine
C vim
D MTA
Answer: B
26. Which command is used for the remote login?
A rlogin
B login
C rcp
D ftp
Answer: A
27. The ____________ command notifies a problem with your connection to the internet or whether packets are not reaching at destination.
A traceroute
B ping
C trace
D telnet
Answer: A
28. Which command is used to show the list of the active processes?
A ps
B fork
C touch
D ls
Answer: A
29. The ____________ facility is a system daemon that execute the commands at a specific time.
A cron
B ps
C banner
D nice
Answer: A
30. What is the PID number of an init process?
A Zero
B One
C Two
D Ten
Answer: B
31. Which command is used to allow the user to execute a command with lower than normal priority?
A at
B daemons
C nice
D cron
Answer: C
32. Which command will display the details of a running processes?
A ps -s
B ps -f
C ps
D ps -z
Answer: B
33. ____________ is a notification send to the process that an event has occurred.
A Message
B Signal
C Interrupt
D None of the above
Answer: B
34. Which command is used to change a scheduling parameters of the process to the realtime?
A crontab
B nice
C priocntl
D nohup
Answer: C
35. ______ is a virtual file system reside in the memory which is created each time when system is booted and it is useful for system administrator?
A /proc
B ext
C vfs
D inode
Answer: A
36. _____ command is used to compress files and it is known as Huffman coding.
A pack
B compress
C gzip
D gunzip
Answer: A
37. The compression technique is the Lempel-Ziv method which is used by ____________ command.
A pack
B gunzip
C gzip
D compress
Answer: D
38. _____ is a setup and configuration tool used in SUSE Linux for the installation of software and set up the configuration of hardware?
A YaST
B YACC
C glint
D LinuxConf
Answer: A
39. _____ tool is available on the most Linux distributions which provide a wide variety of configuration services?
A Cron Tab
B YaST
C LinuxConf
D Deamon
Answer: C
40. Which tool is used to install the updates and remove the software packages?
A apt-get
B yum
C rpm
D none
Answer: A
41. Which command is used to send a messages to the every user who are currently logged in?
A wall
B mesg
C talk
D chat
Answer: A
42. Which mobile OS have foundation of linux kernel?
A Symbian OS
B Android
C Blackberry
D Windows 8
Answer: B

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