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Question Detail

Dispatcher function is to

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

Answer: Option A

Similar Questions :

1. Operating system is

  • A collection of hardware components
  • A collection of input output devices
  • A collection of software routines
  • All of above

Answer: Option C

2. Poor response times are caused by

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

Answer: Option D

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. Dynamic allocation of storage areas with VSAM files is accomplished by

  • hashing
  • control splits
  • over flow areas
  • relative recording

Answer: Option B

5. Banker's algorithm deals with

  • deadlock prevention
  • deadlock avoidance
  • deadlock recovery
  • mutual exclusion

Answer: Option B

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

  • Sunil 11 years ago

    I think this answer is not correct because dispatcher is the function of short term scheduler.

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