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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 ?

  • Buffer cache
  • Spooling
  • Pooling
  • Virtual Memory

Answer: Option A

Similar Questions :

1. Which command reads the content of another file in vi editor ?

  • erd
  • ex
  • r
  • read

Answer: Option B

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

  • ys
  • yc
  • yy
  • yw

Answer: Option C

3. What is property of UNIX ?

  • Multi User
  • Multi Processes
  • Multi Tasking
  • All of above

Answer: Option D

4. Kernel is known as core of operating system.

  • True
  • False

Answer: Option A

5. vi editor commands are not case sensitive.

  • True
  • False

Answer: Option B

Explanation:

vi editor commands are case sensitive.

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