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operating systems Online Quiz - 50

Description: operating systems Online Quiz - 50
Number of Questions: 20
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Tags: operating systems
Attempted 0/20 Correct 0 Score 0

Which command to rename the directory

  1. rename

  2. rn

  3. mv

  4. other


Correct Option: C
  1. rmdir –s directoryname

  2. rmdir directoryname

  3. rmdir -r directoryname

  4. other


Correct Option: C

How to display number of lines in a file

  1. wc –l

  2. wc –line

  3. wc –c

  4. other


Correct Option: A

how to join the files

  1. join

  2. paste

  3. merge

  4. combine


Correct Option: B

Which of the following is not an Operating System

  1. Debian

  2. BSD

  3. eCos

  4. VyWorks


Correct Option: D
  1. Process Management

  2. Interrupts

  3. Networking

  4. Security

  5. Memory Management


Correct Option: A,B,C,D,E

To restore the active console window

  1. CTRL+F3

  2. CTRL+F4

  3. CTRL+F5

  4. CTRL+F1


Correct Option: C

To open the utility manager

  1. CTRL+SHIFT+V

  2. Windowslogo+U

  3. Windowslogo

  4. CTRL+U


Correct Option: B
  1. CTRL+L

  2. CTRL+SHIFT+K

  3. CTRL+SHIFT+L

  4. Windowslogo+L


Correct Option: D
  1. Windowslogo+F

  2. Windowslogo+E

  3. CTRL+E

  4. CTRL+SHIFT+E


Correct Option: B

To open the help topic

  1. F2

  2. F3

  3. F1

  4. F5


Correct Option: C

Write a command to display a file’s contents in various formats?

  1. $od file_name

  2. $od -cbd file_name

  3. $od -cb file_name

  4. $od -c file_name


Correct Option: B

Is it possible to create new a file system in UNIX?

  1. NO

  2. Yes

  3. Yes,'mkfs’ is used to create a new file system.

  4. NO, Cannot use ' mkfs’


Correct Option: C
  1. NO

  2. NO , mesg canot be used

  3. Yes

  4. Yes, using the ‘mesg’ command.


Correct Option: D

Name the data structure used to maintain file identification?

  1. filter

  2. kernel

  3. inode

  4. Shell


Correct Option: C

How many prompts are available in a UNIX system?

  1. 10

  2. 6

  3. 8

  4. 2


Correct Option: D
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