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In a optimal page replacement algorithm, when a page is to be replaced, which of the following pages is chosen?

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in Data Structures & Algorithms II by (80.7k points)
In a optimal page replacement algorithm, when a page is to be replaced, which of the following pages is chosen?

(a) Oldest page

(b) Newest page

(c) Frequently occurred page in the future

(d) Not frequently occurred page in the future

This question was posed to me in semester exam.

Origin of the question is Page Replacement Algorithms topic in chapter Page Replacement Algorithms of Data Structures & Algorithms II

1 Answer

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The correct option is (d) Not frequently occurred page in the future

The explanation is: The page which doesn’t occur more frequently in the future is chosen to be replaced with the page in the frame.

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