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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main purpose of a block replacement policy?
💡 Hint: Think about what happens during a cache miss.
Question 2
Easy
What does a direct mapped cache do?
💡 Hint: Consider how many lines correspond to each memory block.
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 a block replacement policy?
- Method for adding blocks
- Method for removing blocks
- Method for replacing blocks when necessary
💡 Hint: Consider what happens during a cache miss.
Question 2
Is Least Recently Used (LRU) more efficient than Random Replacement?
- True
- False
💡 Hint: Think about the necessity of keeping commonly used blocks.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a block replacement policy for a hybrid cache that incorporates aspects of both LRU and Random Replacement. Describe how this new policy would function and argue its potential merits.
💡 Hint: Consider the best practices in block replacement.
Question 2
Calculate cache misses in a direct-mapped cache with 4 lines when accessing the sequence: 1, 2, 3, 4, 1, 2, 5. Justify your answer based on the mapping process.
💡 Hint: Keep track of what you are putting where!
Challenge and get performance evaluation