Tag: operating systems

Questions Related to operating systems

Short cut to hide the selected rows

technology operating systems

  1. CTRL + 0

  2. CTRL + C

  3. CTRL + 9

  4. CTRL + 1

Show answer
Correct Option: C

To open the format cells dialog box
technology operating systems

  1. CTRL + 0

  2. CTRL + C

  3. CTRL + 9

  4. CTRL + 1

Show answer
Correct Option: D

Short cut to apply date format with day, month and year
technology operating systems

  1. CTRL + SHIFT + A

  2. CTRL + SHIFT + # (POUND)

  3. CTRL + D

  4. CTRL + SHIFT + D

Show answer
Correct Option: B

Short cut to apply percentage format with no decimal places

technology operating systems

  1. CTRL + SHIFT + $

  2. ALT + %

  3. CTRL + %

  4. CTRL + SHIFT + %

Show answer
Correct Option: D

For debugging shell Scripts which command is used?
technology operating systems

  1. set filename

  2. set -x

  3. set +x

  4. set ls -l

Show answer
Correct Option: B

what are the system variables in unix?

technology operating systems

  1. PATH variable

  2. HOME variable

  3. IFS variable

  4. All the above

Show answer
Correct Option: D

which commans are used to manipulate the ownership of file or directory?
technology operating systems

  1. chown

  2. chgrp

  3. both 1 & 2

  4. None of the above

Show answer
Correct Option: C

To unhide the selected column
technology operating systems

  1. CTRL + SHIFT + )

  2. CTRL + SHIFT + (

  3. CTRL + (

  4. CTRL + U

Show answer
Correct Option: A

To unhide the selected row

technology operating systems

  1. CTRL + SHIFT + )

  2. CTRL + SHIFT + (

  3. CTRL + (

  4. CTRL + U

Show answer
Correct Option: B

To apply the outline border to selected cells
technology operating systems

  1. CTRL + SHIFT + _

  2. CTRL + &

  3. CTRL + SHIFT + &

  4. CTRL + B

Show answer
Correct Option: C