Tag: unix

Questions Related to unix

How do you move up level folder level?
unix

  1. cd .

  2. cd ..

  3. cd ~

  4. cd

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Correct Option: B

How do you delete a file?
unix

  1. mv filename

  2. cp filename

  3. rm filename

  4. rm -rf *

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Correct Option: C

How do you delete a directory?
unix

  1. rm directory

  2. mv directory

  3. cd directory

  4. rmdir directory

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Correct Option: D

How do you rename a file?
unix

  1. mv oldfilename newfilename

  2. touch oldfilename newfilename

  3. cp oldfilename newfilename

  4. rm -rf *

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Correct Option: A

Which command is used to make all files and sub-directories in the directory (progs) executable by all users?

unix

  1. chmod -R a+x progs

  2. chmod -R 222 progs

  3. chmod -1 a+x progs

  4. None of the above

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Correct Option: A

Which option will be used with touch command to change the access time?
unix

  1. -a

  2. -b

  3. -t

  4. none of the above

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Correct Option: A

The cp command uses:
unix

  1. standard input file

  2. standard output file

  3. both input and output file

  4. neither standard input nor standard output file

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Correct Option: D

Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field?

unix

  1. -m.n

  2. +m.n

    • n.m+1

  4. None of the above

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Correct Option: B

Which of the following commands is used to identify the type of file by context?
unix

  1. ls

  2. cat

  3. file

  4. more

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Correct Option: C