Practice Detailed Diagram Of The Control Unit (18.1.5) - Unit Summary - Computer Organisation and Architecture

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6 sample questions

Question 1.
What does a control signal do in a computer system?
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Think of it as a traffic signal for the CPU.
Question 2.
What is the function of the instruction register?
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It's like a clipboard for the current task.
3Question 3.
What does FSM stand for in the context of control units?
- Function State Module
- Finite State Machine
- Fast Signal Manager
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It determines state transitions for control signal generation.
4Question 4.
True or False: Hardwired control units are more flexible than microprogrammed control units.
- True
- False
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Think about the ability to change instructions easily.
Question 5.
How would you design a finite state machine to execute a simple add instruction? Outline the states, inputs, and expected outputs.
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Start by mapping out the instruction's sequence.
Question 6.
Consider a scenario where quick adaptations to the instruction set are needed in a computing system. Discuss the challenges faced by hardwired control units.
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Think about what flexibility means in system design.

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