Practice - Instruction Execution Overview
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Practice Questions
Test your understanding with targeted questions
What does the Program Counter (PC) do?
💡 Hint: Think of it as a navigation guide for the CPU.
What is the purpose of the Memory Address Register (MAR)?
💡 Hint: Consider how you find a book in a library.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of the Program Counter (PC)?
💡 Hint: Consider what guides the CPU on what to do next.
True or False: The MBR immediately executes the instruction upon fetching.
💡 Hint: Think about the purpose of buffering in data handling.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Describe a scenario where the CPU tries to simultaneously read and write to the same register during the fetch cycle. What could be the outcome?
💡 Hint: Consider the implications of having conflicting operations in a resource.
Explain how the fetch cycle can be optimized in a modern CPU to minimize instruction retrieval time.
💡 Hint: Think of parallels in optimizing assembly lines for efficiency.
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Reference links
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