Practice Example 4: Real World Processor Overview (5.2.1)

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11 questions

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6 sample questions

Question 1.
What is a direct mapped cache?
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Think about what 'directly' means.
Question 2.
What occurs during a cache hit?
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What happens if the data is in the cache?
3Question 3.
What is the primary function of a direct mapped cache?
- To store large amounts of data
- To provide quick access to frequently used data
- To replace main memory
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Consider what caches are designed to do.
4Question 4.
True or False: In a cache hit, the data is retrieved from main memory.
- True
- False
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Remember what happens during a cache hit.
Question 5.
Given a direct mapped cache with 16 lines, calculate where memory address 59 maps in the cache, and explain your steps.
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Think about how mod helps in wrapping around the cache lines.
Question 6.
You have a direct mapped cache setup with an existing line mapping. What happens if you access a new address that results in a cache miss? Provide a detailed explanation.
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Consider what data management operations occur in the cache.

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