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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. 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

2. Size of virtual memory depends on

  • size of data bus
  • size of address bus
  • size of main memory
  • none of above

Answer: Option B

3. Semaphores function is to

  • synchronize critical resources to prevent deadlock
  • synchronize processes for better CPU utilization
  • used for memory management
  • none of above

Answer: Option A

4. Which of the following does not interrupt an running process

  • A device
  • Timer
  • Schedular Process
  • Power failure

Answer: Option C

5. Dispatcher function is to

  • put tasks in I/O wait
  • schedule tasks in processor
  • change task priorities
  • All of above

Answer: Option A

Read more from - Operating System Questions Answers - Chapter 1
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