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What is paging? Explain LRU, FIFO, OPT page replacement policy for the given page frame sequences. Page frame size is 4. 2,3,4,2,1,3,7,5,4,3,2,3,1 Calculate page hit and page miss
written 7.9 years ago by gravatar for priyad84 priyad84 • 350 modified 3.7 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

Subject: Operating System

Topic: Memory Management

Difficulty: Low
operating systems
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written 3.7 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k •   modified 3.7 years ago

Paging is a function of memory management where a computer will store and retrieve data from a device’s secondary storage to the primary storage.

Sequence is 2,3,4,2,1,3,7,5,4,3,2,3,1 & frame size is 4

FIFO page replacement algorithm enter image description here

No of hits - 4
Miss (Page fault ) -9

LRU page replacement algorithm …

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