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Poor response times are caused by

  • Busy processor
  • High I/O rate
  • High paging rates
  • Any of above

Answer: Option D

Similar Questions :

1. Four necessary conditions for deadlock are non pre-emption, circular wait, hold and wait and

  • mutual exclusion
  • race condition
  • buffer overflow
  • None of above

Answer: Option A

2. Semophores are used to solve the problem of

  • race condition
  • process synchronization
  • mutual exclusion
  • belady problem

Answer: Option C

3. Fragmentation of a file system

  • occurs only is file is not used properly
  • can always be prevented
  • happens in all file systems
  • can be removed by compaction

Answer: Option B

4. 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

5. Main function of shared memory is:

  • to use primary memory efficently
  • to do intra process communication
  • to do inter process communication
  • none of above

Answer: Option C

Read more from - Operating System Questions Answers - Chapter 1
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