Question: Given this page reference string: 1, 0, 5, 0, 1, 5, 1, 3, 1, 2, 0, 5, 3, 7, 4, 5, 7 With demand paging

Given this page reference string:

1, 0, 5, 0, 1, 5, 1, 3, 1, 2, 0, 5, 3, 7, 4, 5, 7

With demand paging with 4 frames, how many page faults would exist when using second-chance replacement algorithm?

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