Practice Replacing Pages And Maintaining Free Frames (20.3.2)

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10 questions

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6 sample questions

Question 1.
What is Belady's anomaly?
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Think about how adding more memory might impact performance.
Question 2.
What does FIFO stand for?
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Consider what happens to pages in memory over time.
3Question 3.
What does Belady’s anomaly refer to?
- More hits with fewer frames
- Fewer hits with more frames
- More page faults with more frames
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Remember the definition we discussed.
4Question 4.
True or False: LRU can exhibit Belady’s anomaly.
- True
- False
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Think about how pages are replaced in LRU.
Question 5.
Given a series of page references, analyze and demonstrate how applying different page replacement algorithms affects page faults.
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Use the reference string provided earlier as your base.
Question 6.
Design a memory management strategy that combines LRU with prioritized allocation for multiple processes.
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Consider how you rank processes by their resource needs.

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