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UGC-NET | UGC NET CS 2018 July – II | Question 58
  • Last Updated : 07 Sep, 2018

Consider a virtual page reference string 1, 2, 3, 2, 4, 2, 5, 2, 3, 4. Suppose LRU page replacement algorithm is implemented with 3 page frames in main memory. Then the number of page faults are_________.
(A) 5
(B) 7
(C) 9
(D) 10


Answer: (B)

Explanation: Page replacement diagram for LRU:

So, option (B) is correct.

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