Practice Example Of Fifo Replacement (19.7.2) - Approximate LRU Implementation

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6 sample questions

Question 1.
What does FIFO stand for?
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Think about which page goes out first.
Question 2.
What happens to a dirty page before it's replaced?
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Consider the implications of modified data.
3Question 3.
What does FIFO stand for?
- First In
- First Out
- First Out
- First In
- First Inside
- First Out
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Consider the order of entries.
4Question 4.
True or False: In the second chance algorithm, if a page's reference bit is set to 0 it is immediately replaced.
- True
- False
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Think about the conditions before replacement.
Question 5.
Given a sequence of page requests, calculate the total page faults for FIFO with four frames. Reference string: A, B, C, D, A, B, C, E, B, F, E.
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Track each replacement carefully.
Question 6.
Analyze an access sequence where using LRU would result in fewer page faults compared to FIFO.
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Focus on pages accessed frequently afterward.

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