Practice - Block Replacement Policy
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the main purpose of a block replacement policy?
💡 Hint: Think about what happens during a cache miss.
What does a direct mapped cache do?
💡 Hint: Consider how many lines correspond to each memory block.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a block replacement policy?
💡 Hint: Consider what happens during a cache miss.
Is Least Recently Used (LRU) more efficient than Random Replacement?
💡 Hint: Think about the necessity of keeping commonly used blocks.
1 more question available
Challenge Problems
Push your limits with advanced challenges
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.
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!
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.