Consider the CLOCK page replacement policy. Assume that there are only 3 page slots available in the buffer pool. If a page reference sequence is: 0, 4, 1, 4, 2, 4, 3, 4 (in order from left to right). What happens when the second 4 (i.e., the 4 underlined with blue color) is referenced? Group of answer choices Its reference bit is set to 1. Its reference bit is set to 0. It is evicted. Nothing changes.
Consider the CLOCK page replacement policy. Assume that there are only 3 page slots available in the buffer pool. If a page reference sequence is: 0, 4, 1, 4, 2, 4, 3, 4 (in order from left to right). What happens when the second 4 (i.e., the 4 underlined with blue color) is referenced? Group of answer choices Its reference bit is set to 1. Its reference bit is set to 0. It is evicted. Nothing changes.
Chapter3: Data Representation
Section: Chapter Questions
Problem 1PE
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CSC 472 Introduction to
Consider the CLOCK page replacement policy.
Assume that there are only 3 page slots available in the buffer pool.
If a page reference sequence is: 0, 4, 1, 4, 2, 4, 3, 4 (in order from left to right).
What happens when the second 4 (i.e., the 4 underlined with blue color) is referenced?
Group of answer choices
Its reference bit is set to 1.
Its reference bit is set to 0.
It is evicted.
Nothing changes.
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