Practice - Objectives and Efficiency
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Practice Questions
Test your understanding with targeted questions
List the two components that make up CPU time per instruction.
💡 Hint: Think about the time spent both working and waiting.
What does miss rate refer to?
💡 Hint: Consider how often the CPU has to look elsewhere for data.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is included in CPU time for an instruction?
💡 Hint: Think about both active work and waiting periods.
True or False: Higher miss rates decrease CPU efficiency.
💡 Hint: Does waiting for data help CPU performance?
2 more questions available
Challenge Problems
Push your limits with advanced challenges
If a processor executes 10 billion instructions with a base CPI of 1.5 and experiences a 15% miss rate leading to a 30-cycle miss penalty, calculate the total execution time.
💡 Hint: Break the problem down into base execution and miss contributions.
Discuss how you would design a page replacement algorithm to minimize page faults while considering the costs of writing dirty pages. What factors would you weigh?
💡 Hint: Think about the long-term access patterns of your programs.
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Reference links
Supplementary resources to enhance your learning experience.