Consider a reference string 1,2,3,2,1,5,2,1,6,2,5,6,3,1,3,6,1,2,4,3 of frame size 3. Calculate the number of page faults using optimal page replacement algorithm.

Consider a reference string 1,2,3,2,1,5,2,1,6,2,5,6,3,1,3,6,1,2,4,3 of frame size 3. Calculate the number of page faults using optimal page replacement algorithm. Correct Answer 14

For the given reference string, the number of page faults using optimal page replacement algorithm is said to be 14.
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