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Which of the following is always there in a computer ?

  • Batch system
  • Operating system
  • Time sharing system
  • Controlling system

Answer: Option B

Similar Questions :

1. 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

2. Memory protection is of no use in single user system.

  • True
  • False

Answer: Option A

3. Seek analysis is for ?

  • Paging issues
  • device busy problems
  • control unit busy problems
  • all of above

Answer: Option B

4. File record length

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

Answer: Option A

5. If the CPU scheduling policy is FCFS, then what would be average waiting time ?

  • 10 ms
  • 10.8 ms
  • 12 ms
  • 12.8 ms

Answer: Option D

Read more from - Operating System Questions Answers - Set 2
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