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Consider a reference string 7,0,1,2,0,3,0,4,2,3,0,3,2,1,2,0,1,7,0,1 of frame size 3. Calculate the number of page faults using optimal page replacement algorithm.

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Consider a reference string 7,0,1,2,0,3,0,4,2,3,0,3,2,1,2,0,1,7,0,1 of frame size 3. Calculate the number of page faults using optimal page replacement algorithm.

(a) 10

(b) 9

(c) 8

(d) 7

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This question is from Page Replacement Algorithms topic in portion Page Replacement Algorithms of Data Structures & Algorithms II

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Right option is (b) 9

The explanation is: For the given string, the number of page faults using optimal page replacement algorithm is 9. It is solved in the given diagram.

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