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operating systems Online Quiz - 79

Description: operating systems Online Quiz - 79
Number of Questions: 20
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Tags: operating systems
Attempted 0/20 Correct 0 Score 0

Command to rename a file in unix

  1. rename

  2. rm

  3. mv

  4. cp


Correct Option: C

wc command can be used to count the number of lines in a file

  1. True

  2. False


Correct Option: A

command to find a string inside a file.

  1. find

  2. grep

  3. search

  4. None


Correct Option: B
  1. A Serial Editor

  2. A Stream Editor

  3. A shredder tool

  4. All the above


Correct Option: B

output=1;echo "2+3"|bc|read output | echo $output What is the output ?

  1. 1

  2. 5

  3. 0

  4. a Blank line


Correct Option: A

which command is used to create a zero byte file ?

  1. touch

  2. cat

  3. man

  4. vi


Correct Option: A

Which DOM property of a tag changes its html content

  1. html

  2. innerHTML

  3. text

  4. None of the above


Correct Option: B

Originally code-named Monad, what is Microsoft's latest extensible command-line shell and scripting language?

  1. PowerShell

  2. Windows Management Instrumentation

  3. Microsoft DOS

  4. Bash


Correct Option: A
  1. Iris Associates

  2. Data General Corp.

  3. Groove Networks

  4. Lotus Development


Correct Option: C

The Windows OS architecture is highly modular and built on two layers. One layer is called User Mode. What is the other layer called?

  1. The Hardware Abstraction Layer (HAL)

  2. Hyper-V

  3. Kernel Mode

  4. Executive Services


Correct Option: C
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