Practice Memory Access Sequence (3.2.1) - Direct Mapped Cache Organization
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Memory Access Sequence

Practice - Memory Access Sequence

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the purpose of the tag in a memory address?

💡 Hint: Think about how cache lines relate to memory blocks.

Question 2 Easy

What happens during a cache miss?

💡 Hint: Consider where the data is coming from in both scenarios.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What identifies a cache hit?

Data is retrieved from the cache
Data must be fetched from main memory
Cache is empty

💡 Hint: Consider the definition of cache hit.

Question 2

True or False: A cache miss means the requested data is found in the cache.

True
False

💡 Hint: Think about the opposite of a cache hit.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If you have a direct mapped cache with 16 lines, and you access addresses 0, 16, 32, 48, 64, and 80 in sequence, how many hits and misses will occur if the cache is initially empty?

💡 Hint: Think about how cache lines will fill up with the addresses.

Challenge 2 Hard

Given a memory address 244 in a system with 64 lines and a word size of 4 bytes. What is the tag, line, and word offset?

💡 Hint: Use the formula to find the cache line number and convert accordingly.

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