Unix Mcq Questions

Unix Mcq Questions

  • Sharad Jaiswal
  • 23rd Nov, 2021

Practice here the best Unix Mcq Questions for your basic knowledge of Unix. This Unix MCQ Test contains 25+ Unix Multiple Choice Questions. You have to select the right answer to every question to check your final preparation for Unix MCQ Interview, or Exams.

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Practice Best Unix MCQ Questions

1) Which option is used with the tail command for extracting bytes instead of lines?

  • A. -c
  • B.name?
  • C.#name?
  • D.bytes?

2) The Command Echo Welcome > /dev / Tty.

  • A. Echoes Welcome In All The Terminals That Are Switched On.
  • B.Echoes Welcome Only In The Terminal In Which It Is Run.
  • C.Echoes Welcome In All The Terminals That Are Logged On.
  • D.Both A & B

3) Which shell offers a command history feature?

  • A. C shell
  • B.Korn shell
  • C.Visual shell
  • D.Bourne shell

4) What is a shell script in unix?

  • A. It is a unix command.
  • B.It is a computer file.
  • C.It is a computer program designed to be run by the Unix shell.
  • D.None of the above

5) What is the output of who command?

  • A. Display processes
  • B.Display file hierarchy
  • C.Display administrator information
  • D.Display information about users who are currently logged in.

6) Unix is a ............

  • A. Multi-User, Multi- tasking OS
  • B.Single User, Multi-tasking OS
  • C.Single User, Single tasking OS
  • D.None of the above

7) Unix is written in which language?

  • A. C language
  • B.Perl language
  • C.Pascal language
  • D.None of the above

8) Unix Command can be typed in ...........

  • A. Upper case
  • B.Lower case
  • C.Both Upper case & Lower case
  • D.None of the above

9) Unix OS was first developed by ............

  • A. Dennis Ritchie
  • B.Ken Thompson
  • C.Brian Kernighan
  • D.Bjarne stroustrup

10) Which option will be used with ps command to slow the entire command line of the process being run?

  • A. -1
  • B.-2
  • C.-4
  • D.#NAME?

11) The category of commands which uses both standard input and standard output are called ____

  • A. filters
  • B.standard input commands
  • C.directory oriented commands
  • D.standard output commands

12) To extract specific columns from a file, ____ command is used.

  • A. cat
  • B.cut
  • C.grep
  • D.paste

13) ____ command is used to display the environment variables only.

  • A. sh
  • B.var
  • C.env
  • D.set

14) echo command is used for ..........

  • A. displaying errors
  • B.displaying date and time
  • C.displaying diagnostic messages
  • D.displaying operating system details

15) ____ command is used for sorting a file on specified fields.

  • A. pr
  • B.tail
  • C.cut
  • D.sort

16) How do you get help about the command cp?

  • A. cd?
  • B.info cp
  • C.man cp
  • D.help cd

17) The agency that sits between the user and the UNIX system is called the

  • A. erxc
  • B.shell
  • C.logic
  • D.profile

18) In vi editor, forward search is performed using the command.

  • A. ?pat
  • B.:pat
  • C./pat
  • D.None of the above

19) Which of the following command is used to display the documentation of commands in UNIX?

  • A. man
  • B.help
  • C.search
  • D.whatis

20) What are escape sequences?

  • A. special utilities
  • B.special commands
  • C.a sequence of characters
  • D.special characters beginning with a backslash

21) What does script command is used for?

  • A. recording scripts
  • B.recording history
  • C.recording passwords
  • D.recording our session

22) ............ command is used by the user to change their login password in UNIX?

  • A. cp
  • B.man
  • C.reset
  • D.passwd

23) The file name and file size are stored in the file itself in Unix.

  • A. True
  • B.False

24) What is the most common file type?

  • A. device file
  • B.ordinary file
  • C.directory file
  • D.ordinary file and directory file

25) What does the $ mkdir dir dir/dir_01/dir_02 command do?

  • A. creates dir_02
  • B.creates dir only
  • C.throws an error
  • D.create dir, dir_01 and dir_02

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