Navigate

Question Detail

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

Similar Questions :

1. Belady anamoly occurs in

  • Optimal replacement
  • FIFO
  • LRU
  • both in FIFO and LRU

Answer: Option B

2. The LRU algorithm

  • pages out pages that have been used recently
  • pages out pages that have not been used recently
  • pages out pages that have been least used recently
  • pages out the first page in a given area

Answer: Option C

3. A public key encryption system

  • Allows only the correct sender to decode the data
  • Allows only the correct receiver to decode the data
  • Allows anyone to decode the data
  • none of above

Answer: Option B

4. In which scheduling policies, context switching never takes place

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

Answer: Option A

5. Dijkstra's algorithm deals with

  • mutual exclusion
  • deadlock recovery
  • deadlock avoidance
  • cache coherence

Answer: Option C

Read more from - Operating System Questions Answers - Chapter 1