Linux Objective Questions Answers

• 22. In the shell, by default, all variables are considered and stored as ?

  1. integer
  2. string
  3. float
  4. chracter

  Answer :

  Option B

• 23. Which command in LINUX is used for description of any command ?

  1. help
  2. man
  3. detail
  4. shortdetal

  Answer :

  Option B

• 24. Kernel minimizes the frequency of disk access by keeping a pool of internal data buffer which helps to increase the response time, this is known as ?

  1. Buffer cache
  2. Spooling
  3. Pooling
  4. Virtual Memory

  Answer :

  Option A

• 25. What is true about chmod +t ?

  1. It will set effective userid for filename
  2. It will set effective groupid for filename
  3. It will set the sticky bit
  4. It is wrong syntax

  Answer :

  Option C

• 26. Which command in vi editor command is used to copy the current line of the file ?

  1. ys
  2. yc
  3. yy
  4. yw

  Answer :

  Option C

• 27. By which command content of a file can be searched ?

  1. grep
  2. search
  3. srh
  4. show

  Answer :

  Option A

• 28. Which command is used to determine the path of an executable file ?

  1. which
  2. whom
  3. locate
  4. wex

  Answer :

  Option A