Practice Virtually Indexed Physically Tagged Caches - 18.2.2 | 18. Page Replacement Algorithms | Computer Organisation and Architecture - Vol 3
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18.2.2 - Virtually Indexed Physically Tagged Caches

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a TLB and its purpose?

💡 Hint: Think about what happens when the CPU accesses memory.

Question 2

Easy

Define the synonym problem in caching.

💡 Hint: Consider how this might affect cache coherence.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main advantage of VIPT caches over VIVT caches?

  • A. They do not require a TLB.
  • B. They allow for concurrent access of cache and TLB.
  • C. They work with only physical addresses.

💡 Hint: Think about the access times in cache designs.

Question 2

True or False: The synonym problem causes cache flushing during context switches.

  • True
  • False

💡 Hint: Recall the need for coherence in caching.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Consider a scenario where a VIPT cache is implemented in a system with a context switch occurring frequently. How would the performance be impacted, and what measures would you take to mitigate issues?

💡 Hint: Think about measures that could smooth process transitions.

Question 2

You are tasked with designing a new cache system. Discuss how you would incorporate VIPT and page coloring to prevent the synonym problem. What factors would you consider?

💡 Hint: Explore how design choices impact overall functionality.

Challenge and get performance evaluation