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+15 votes
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The optimal page replacement algorithm will select the page that

  1. Has not been used for the longest time in the past
  2. Will not be used for the longest time in the future
  3. Has been used least number of times
  4. Has been used most number of times
asked in Operating System by Veteran (59.4k points) | 859 views

1 Answer

+24 votes
Best answer

Optimal page replacement algorithm will always select the page that will not be used for the longest time in the future for replacement, and that is why the it is called optimal page replacement algorithm. Hence, (B) choice. 

answered by Veteran (339k points)
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