Tag: operating systems

Questions Related to operating systems

vim editor uses which hidden file for configuration settings?
technology operating systems

  1. .bashrc

  2. .exrc

  3. .etcrc

  4. .vimrc

  5. .usrc

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Correct Option: D

How do we configure vim editor to automatically add numbers to the file when it opens?

technology operating systems

  1. se nu

  2. se bs

  3. se history

  4. se noai

  5. se nonu

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Correct Option: A

Which command is used to view the file without modifying it?

technology operating systems

  1. view

  2. cat

  3. more

  4. head

  5. tail

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Correct Option: B

How do you find out what's your shell?
technology operating systems

  1. echo $shell

  2. ls $shell

  3. view $shell

  4. cat $shell

  5. show $shell

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Correct Option: A

How do you stop a process?
technology operating systems

  1. kill pid

  2. stop pid

  3. abort pid

  4. exit pid

  5. None of the above

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Correct Option: A

Which of these is a number comparison operator in shell scripts?
technology operating systems

  1. -eq

  2. -ne

  3. -lt

  4. All of the above

  5. None of the above

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Correct Option: D

Which of these is a Boolean logic operators in shell scritping?
technology operating systems
    • !
    • a
    • o

  4. All of the above

  5. None of the above

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Correct Option: D

You need to see the last fifteen lines of a file. What command should you use?
technology operating systems

  1. tail -15 filename

  2. head -15 filename

  3. zcat -15 filename

  4. All of the above

  5. None of the above

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Correct Option: A

How do you create a new directory called "flower"?
technology operating systems

  1. mkdir flower

  2. makedir flower

  3. newdir flower

  4. crdir flower

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Correct Option: A

what command you can see what folder you are in?
technology operating systems

  1. whereami

  2. touch

  3. pwd

  4. finger

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Correct Option: C