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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is cache coherence?
💡 Hint: Think about what happens when one core updates shared data.
Question 2
Easy
What does MESI stand for?
💡 Hint: It’s an acronym related to cache protocols.
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 primary purpose of cache coherence protocols?
- To increase CPU speed
- To reduce memory traffic
- To maintain data consistency
💡 Hint: Think about why multiple caches need to agree.
Question 2
True or False: The MESI protocol only includes the Modified and Shared states.
- True
- False
💡 Hint: Recall the full acronym of MESI.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Analyzing a multi-core system, if Core A updates a cache line to Modified while Core B has it as Shared, what mechanisms ensure Core B receives the updated value, and how does this impact performance?
💡 Hint: Consider how communication happens between caches.
Question 2
Propose enhancements to the MESI protocol that could further reduce the latency in cache coherence mechanisms.
💡 Hint: Think about improving notification processes for updates.
Challenge and get performance evaluation