LINUX OPERATING SYSTEM MCQ

Linux is the most secure operating system . It has large community support and it is an open source code. Here are some important linux commands mcq with answers.

Q.1] Father of the Linux is….

  1. Linus Torvalds
  2. Guido van Rossum
  3. Richord Stallman
  4. Bell Gates

Q.2] …..component for Linux Operating System directly interacts with the hardware.

  1. Shell
  2. Applications
  3. Kernel (Heart of the linux OS)
  4. RAM

Q.3] Which shell carry C-array functions and String manipulation facilitie.

  1. Bourn Shell
  2. Bash Shell
  3. C- Shell
  4. Korn Shell

Q.4] ….command is used to change the directory.

  1. cd
  2. ls
  3. cat
  4. cp

Q.5] bc command stand for…..

  1. To find current run level of the system
  2.  For the command line calculator
  3. To print ASCII characters
  4. To display line of the text/string

Q.6] To display end of the file which command is used.

  1. Head
  2. Script
  3. Tail
  4. Pwd

Q.7] ……command is used to change password in linux OS

  1. password
  2. pwd
  3. pass_wd
  4. psswd

Q.8] How many pointer present iNode?

  1. 15
  2. 10
  3. 20
  4. 5

Q.9] Which of the following is not a file permission in Linux OS

  1. read(r)
  2. write(w)
  3. express(exp)
  4. excute(x)

Q.10] Which character represent home directory?

  1.  <<<
  2. |
  3. ~

Q.11] Which command of the following are used To show Hidden file

  1. ls-a
  2. ls-h
  3. ls-k
  4. ls-r

Q.12] Which of the following are Default action of the signal.

  1. Terminate the process
  2. Stop the process
  3. Ignore the single
  4. All above

Q.13] Bourn shell is denoted by…

  1. Bash
  2. sh
  3. csh
  4. ksh

Q.14] The range of the priority is…

  1. 1 to 20
  2. 0 to 20
  3. -20 to 19
  4. -20 to 0

Q.15] To terminate running process on linux machine ___ command used.

  1. Ps
  2. Kill
  3. Stop
  4. Df

Q.16] FSF stand for…

  1. Free Software Foundation
  2.  File Server First
  3. Free Software File
  4. First server first

Q.17] Which command is used to display the unix version.

  1. uname -t
  2. uname -r
  3. Shell
  4. uname -n

Q.18]….. command is used to record a user login session in a file.

  1. marco
  2. echo
  3. script
  4. text

Some Important Notes:-

  • In linux operating system directories are denoted in blue colour .
  • File are denoted in white colour.
  • Regular files are denoted with –
  • Directory of the file is denoted by ‘d’.
  • Home directory denoted by ~

These are some linux commands mcq with answers. You can check our linux operating system notes. click here.

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