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

  • ys
  • yc
  • yy
  • yw

Answer: Option C

2. How many links are created when we create a directory file ?

  • 1
  • 2
  • 3
  • 4

Answer: Option B

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

  • erd
  • ex
  • r
  • read

Answer: Option B

4. Which command can be used to know the present working directory ?

  • psd
  • pww
  • pwd
  • pdd

Answer: Option C

5. Lp0 device file is used to access ?

  • Tape Drive
  • Printer
  • Flopy
  • Mouse

Answer: Option B

Read more from - Linux Objective Questions Answers
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