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Question Detail

In which scheduling policies, context switching never takes place

  • FCFS
  • round robin
  • Shortest job first
  • Pre-empitive

Answer: Option A

Similar Questions :

1. Which is non pre-emptive

  • Round robin
  • FIFO
  • MQS
  • MQSF

Answer: Option B

2. Which among following scheduling algorithms give minimum average waiting time

  • FCFS
  • SJF
  • Round robin
  • On priority

Answer: Option B

3. A high paging rate

  • may cause a high I/O rate
  • keeps the system running well
  • is a symptom of too much processor activity
  • always creates a slow system

Answer: Option A

4. Which operating system reacts in the actual time

  • Batch system
  • Quick response system
  • Real time system
  • Time sharing system

Answer: Option C

5. In real time OS, which is most suitable scheduling scheme

  • round robin
  • FCFS
  • pre-emptive scheduling
  • random scheduling

Answer: Option C

Read more from - Operating System Questions Answers - Chapter 1
Post a comment

  • Anuj Gupta 10 years ago

    Ans is FCFS...99% sure

  • Perk 10 years ago

    Right Answer is A (FCFS)

  • Aniket 10 years ago

    I think it is FCFS

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