Practice - Control Unit Involvement
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Practice Questions
Test your understanding with targeted questions
What does the program counter do?
💡 Hint: Think about where instructions come from.
Which register temporarily holds data being fetched from memory?
💡 Hint: It's involved in the reading of instructions.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the program counter (PC) do?
💡 Hint: Remember what the PC signifies in the instruction cycle.
True or False: The control unit can execute instructions directly without assistance from other components.
💡 Hint: Think about its role in the fetch and execute cycles.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Describe how an interruption from an input/output operation could affect the fetch cycle timing. What adjustments might the control unit need to make?
💡 Hint: Think about what happens when a task takes longer than expected.
If the instruction sequence in memory is unusually large, how might this impact the efficiency of the fetch cycle? Consider both hardware and software perspectives.
💡 Hint: Consider the balance between memory retrievals and processing speed.
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Reference links
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