Practice Fourth Example: Real Word Processor Cache (3.5)

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8 questions

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6 sample questions

Question 1.
What is a cache hit?
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Think about where data is stored if it's accessed quickly.
Question 2.
Define a cache miss.
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Consider what happens if data isn't found in the cache.
3Question 3.
What happens during a cache hit?
- Data is fetched from main memory
- Data is found in the cache
- Data retrieval fails
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Recall the tag and index matching process.
4Question 4.
True or false: A cache miss requires data retrieval from the cache.
- True
- False
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Think about what needs to happen when data isn't available locally.
Question 5.
Given a cache with 16 lines, explain how you would determine the cache line for byte address 1200 assuming 16 bytes per block.
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Remember the steps: Divide by block size, apply modulo to line count.
Question 6.
Analyze the benefits of using a larger block size in direct mapped cache scenarios versus the potential drawbacks.
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Consider the factors of spatial locality versus cache pollution.

4 more questions in this section. Enroll free to practise them all.