programming languages Online Quiz - 334

Description: programming languages Online Quiz - 334
Number of Questions: 20
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Tags: programming languages
Attempted 0/20 Correct 0 Score 0
  1. gunzip/expand

  2. gzip

  3. zip

  4. winzip

Correct Option: A
  1. tar -cvf file/tar -xvf file

  2. tar -xvf file /tar -cvf file

  3. tar -cvf file.tar /tar -xvf file.tar /

  4. tar -xvf file.tar /tar -cvf file.tar /

Correct Option: C
  1. for i in *; do mv $i echo $i | tr [A-Z] [a-z]; done

  2. ls | mv $i | tr [A-Z] [a-z];

  3. ls | for I in do mv $i | tr [A-Z] [a-z]; done

  4. None

Correct Option: A

"PWD" stands for

  1. past working directory

  2. people working directory

  3. path working directory

  4. present working directory

Correct Option: D
  1. A application to create Unix boot immages

  2. Application to create text files

  3. Application to create animations

  4. Application to create text file as well as animations

Correct Option: B
  1. Every one can read, group can execute only and the owner can read and write

  2. Every one can read and write, but owner alone can execute

  3. Every one can read, group including owner can write, owner alone can execute

  4. None

Correct Option: C
  1. A request by the users to access kernel functions

  2. A request by kernel to the device

  3. A request by the device to kernel

  4. None

Correct Option: A
  1. Append, Insert and copy modes

  2. Insert Mode, delete mode

  3. Add mode, delete mode, append mode

  4. Command, Insert mode, Edit mode

Correct Option: D

How to convert lower case to upper case or vice versa in vi

  1. :set upper/lower on

  2. Use ~

  3. :/s lower to upper

  4. None

Correct Option: B
  1. vi -R

  2. vi filename readonly

  3. vi -r

  4. Not possible

Correct Option: C

What is SPOOL?

  1. A mechanism to connect to printer, keyboard and monitor in Unix

  2. A mechanism to share printer across users

  3. A request made by the device to unix kernel

  4. None

Correct Option: B
  1. Use jobs command

  2. Use print command

  3. Use lpq command

  4. Use lpc command

Correct Option: C

The right sequence shell command substitution & expansion

  1. {}, ~, $,($)

  2. {}, $, ~,($)

  3. {}, ~,$,($)

  4. None

Correct Option: A
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