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Consider the virtual page reference string 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 On a demand paged virtual memory system running on a computer system that main memory size of 3 pages frames which are initially empty. Let LRU, FIFO and OPTIMAL denote the number of page faults under the corresponding page replacements policy. Then

A

OPTIMAL < LRU < FIFO

B

OPTIMAL < FIFO < LRU

C

OPTIMAL = LRU

D

OPTIMAL = FIFO

asked in Memory management and virtual memory by gate

1 Answer

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OPTIMAL < FIFO < LRU

answered by gate

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