Practice Unit – 2 Control Unit (9.2) - Prof. Jatindra Kr. Deka - Computer Organisation and Architecture

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8 questions

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6 sample questions

Question 1.
What is the main function of control signals in a CPU?
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Think about what controls operations in the CPU.
Question 2.
What does the instruction register hold?
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Consider its role in executing commands.
3Question 3.
What is the primary role of the instruction register?
- Store data
- Hold opcode
- Manage control signals
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Think about the command it gives to the control unit.
4Question 4.
True or False: Control signals can only be internal to the CPU.
- True
- False
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Think about the roles of memory and I/O.
Question 5.
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.
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Break down each action in the sequence.
Question 6.
Discuss how varying clock speeds could potentially influence the effectiveness of signal processing in the control unit operations.
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Consider the trade-offs involved with speed versus accuracy.

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