Practice Cache Block Management (2.6.2) - Basics of Memory and Cache Part 2

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9 questions

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6 sample questions

Question 1.
What is cache memory?
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Think of it as a temporary storage that reduces access time.
Question 2.
Define hit ratio.
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It measures how effective the cache is in serving data.
3Question 3.
What does 'hit ratio' represent?
- The total number of accesses
- Successful cache accesses
- Missed accesses
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Think about what successful access means.
4Question 4.
True or False: A cache miss occurs when data is fetched successfully from cache.
- True
- False
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Remember the definition of cache miss.
Question 5.
You have a cache with 16 lines and you want to implement direct mapping with a memory of 64 blocks. Describe the mapping function.
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Consider how the modulus operation distributes block addresses across available lines.
Question 6.
If your cache has a hit ratio of 95%, calculate the miss ratio and explain its significance.
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Recall the relationship between hit and miss ratios.

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