Operating System Questions Answers - Set 2

• 1. Which of following is not an advantage of multiprogramming ?

  1. increased throughput
  2. shorter response time
  3. ability to assign priorities of jobs
  4. decreased system overload

  Answer :

  Option D

• 2. Disk scheduling involves deciding ?

  1. which disk should be accessed next
  2. the order in which disk access request should be made
  3. physical location of files
  4. type of disks a system should have

  Answer :

  Option B

• 3. File record length

  1. Should be chosen to match the data characteristics
  2. should be fixed
  3. should be variable
  4. vary system to system

  Answer :

  Option A

• 4. Remote computing services involves the use of ?

  1. multiprocessing
  2. multiprogramming
  3. batch processing
  4. real time processing

  Answer :

  Option C

• 5. Which of the following memory allocation scheme is subject to external fragmentation ?

  1. Segmentation
  2. Swapping
  3. Demand Paging
  4. Multiple Contiguous Fixed Partitions

  Answer :

  Option A

• 6. Memory protection is of no use in single user system.

  1. SPVS
  2. Annuity
  3. External Assitance
  4. Market borrowing
  5. True
  6. False

  Answer :

  Option E

• 7. Which of the following is always there in a computer ?

  1. 1991
  2. 1992
  3. 1993
  4. 1994
  5. Batch system
  6. Operating system
  7. Time sharing system
  8. Controlling system

  Answer :

  Option F