Question
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 has main memory
size of 3 page frames which are initially empty. Let LRU, FIFO and OPTIMAL denote the number
of page faults under the corresponding page replacement policy. Then
size of 3 page frames which are initially empty. Let LRU, FIFO and OPTIMAL denote the number
of page faults under the corresponding page replacement policy. Then
Answer: Option B
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