Tag: technology

Questions Related to technology

what is the location of the .profile file?
technology operating systems

  1. Home/.profile

  2. Etc/.profile

  3. User/Bin/.profile

  4. Non of the above

  5. Any one from first three

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Correct Option: A

What is the length of DFHCOMMAREA
technology mainframe

  1. 16Kb

  2. 32Kb

  3. 64Kb

  4. 1 MB

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Correct Option: B

By which commad we test the map amd mapset individually
technology mainframe

  1. CEMT

  2. CECI

  3. CEDF

  4. CEBR

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Correct Option: C

by which command we switch amoung messages?
technology mainframe

  1. CEMT

  2. CEBR

  3. CMSG

  4. CECKI

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Correct Option: C

I need the list of files in a csv format(comma separated values format).What will be my command?
technology operating systems

  1. ls -m

  2. ls -mlrt

  3. ls -mrt

  4. Both A(ls -m) and C(ls -mrt)

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Correct Option: D

What is the default parameter that attaches to ls?
technology operating systems

  1. ls -l

  2. ls -C

  3. ls -x

  4. ls -A

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Correct Option: B

There are 10 dot files (i,e files starting with .).What will be the output of ls command?
technology operating systems

  1. dot files will not be listed

  2. Last dot file only be listed

  3. only latest dot file be listed

  4. dot files will be listed

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Correct Option: A

There are 10 dot files (i,e files starting with .).What will be the output of ls command executed by root?
technology operating systems

  1. dot files will not be listed

  2. Last dot file only be listed

  3. only latest dot file be listed

  4. dot files will be listed

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Correct Option: D

What is the ls command to view subdirectories recursively?
technology operating systems

  1. ls -R

  2. ls -l

  3. ls -r

  4. ls -A

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Correct Option: A

Which variable determines the number of character positions in the output line for ls command?
technology operating systems

  1. COLUMNS

  2. If COLUMNS is not set,current column value of the display

  3. default value of 80

  4. Both A and B

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Correct Option: D