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Belady anomaly occurs in ?

  • LIFO
  • FIFO
  • LRU
  • NRU

Answer: Option B

Similar Questions :

1. Files can have ?

  • Read Access
  • Write Access
  • Copy Access
  • All of above

Answer: Option D

2. File record length

  • Should be chosen to match the data characteristics
  • should be fixed
  • should be variable
  • vary system to system

Answer: Option A

3. What is a page fault ?

  • is an spelling error in a page in memory
  • is a reference to a page which is in another program
  • is an access to a page not currently in memory
  • always occurs whenever a page is accessed

Answer: Option C

4. Spooling is most beneficial where

  • Jobs are I/O bound
  • Jobs are CPU bound
  • Jobs are evenly divided as I/O bound and CPU bound
  • All of above

Answer: Option C

5. Which of following need a device driver

  • Cache
  • Disk
  • Main Menory
  • Registers

Answer: Option B

Read more from - Operating System Questions Answers - Set 2