9.2 - Unit – 2 Control Unit
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Practice Questions
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What is the main function of control signals in a CPU?
💡 Hint: Think about what controls operations in the CPU.
What does the instruction register hold?
💡 Hint: Consider its role in executing commands.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary role of the instruction register?
💡 Hint: Think about the command it gives to the control unit.
True or False: Control signals can only be internal to the CPU.
💡 Hint: Think about the roles of memory and I/O.
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Challenge Problems
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Imagine a scenario where the instruction register obtains an opcode that requires a memory read. Describe the sequence of control signals generated, including any relevant timing considerations.
💡 Hint: Break down each action in the sequence.
Discuss how varying clock speeds could potentially influence the effectiveness of signal processing in the control unit operations.
💡 Hint: Consider the trade-offs involved with speed versus accuracy.
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