Tag: operating systems

Questions Related to operating systems

What option can you use with the Unix "ls" command to display file attributes?
technology operating systems

  1. "-d"

  2. "-a"

  3. "-l'

  4. "-x"

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Correct Option: C

This is the command used for finding the free disk space for all filesystems
technology operating systems

  1. du

  2. df

  3. diskusg

  4. dp

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Correct Option: B

Which command shows network status

technology operating systems

  1. netpmon

  2. ipconfig

  3. netstat

  4. nfsstat

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Correct Option: C

The diff command only works with input files that are text files
technology operating systems

  1. True

  2. False

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Correct Option: A

This command displays the current environment or sets the environment for the execution of a command

technology operating systems

  1. shell

  2. on

  3. export

  4. env

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Correct Option: D

This Reexecutes a Previously Entered Command
technology operating systems

  1. fc -s

  2. reexecute

  3. command

  4. lastcomm

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Correct Option: A

f command is the same as finger command
technology operating systems

  1. True

  2. False

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Correct Option: A

What is the output of the following command in an empty directory touch -c Filethtdoesntexist.txt
technology operating systems

  1. No output

  2. Error saying "no such file exists"

  3. File created with the specified name

  4. None of these

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Correct Option: A

What is the output of the following echo My && echo little || echo world
technology operating systems

  1. My little world

  2. My little

  3. My world

  4. little world

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Correct Option: B

The command 'id' displays user's
technology operating systems

  1. hostid

  2. Only userid

  3. Userid and groupid

  4. hostname

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Correct Option: C