Operating System Questions Answers - Set 2

Operating System Questions Answers - Set 2 (MCQ) includes questions on various aspects of Operating systems which are important for IBPS IT Officer Aptitude exam, Campus Placements and other technical interviews and exams.

21) Spooling is most beneficial whe

  • 1) Jobs are I/O bound
  • 2) Jobs are CPU bound
  • 3) Jobs are evenly divided as I/O bound and CPU bound
  • 4) All of above
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Ans.   C
Explanation :

22) File record len

  • 1) Should be chosen to match the data characteristics
  • 2) should be fixed
  • 3) should be variable
  • 4) vary system to system
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Ans.   A
Explanation :

23) In which of the following usually a front end processor is use

  • 1) Virtual storage
  • 2) Timesharing
  • 3) Multiprogamming
  • 4) Multithreading
View Answer View Explanation
Ans.   B
Explanation :

24) Remote computing services involves the use o

  • 1) multiprocessing
  • 2) multiprogramming
  • 3) batch processing
  • 4) real time processing
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Ans.   C
Explanation :

25) Banker's algorithm for resource allocation deals wit

  • 1) deadlock prevention
  • 2) deadlock aviodance
  • 3) deadlock recovery
  • 4) circular wait
View Answer View Explanation
Ans.   B
Explanation :
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