Practice Unit 4 - Instruction Format (24.2) - Lecture - 10 - Computer Organisation and Architecture - Vol 1

Practice: Unit 4 - Instruction Format

Lesson 24.2Lecture - 10

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9 questions

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6 sample questions

Question 1.
What is the opcode and why is it essential in an instruction?
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Think about the part of an instruction that defines the operation.
Question 2.
Name the four types of instruction formats discussed.
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Recall the number of operands each type can have.
3Question 3.
What does an opcode define in an instruction?
- The data to be processed
- The operation to be executed
- The memory location
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Think of it as a command given to the CPU.
4Question 4.
True or false: A one-address instruction can imply a second operand.
- True
- False
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Recall how one-address instructions are structured.
Question 5.
Design an instruction set that includes at least one example of each type of instruction format and explain their use cases.
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Consider the efficiency and clarity of each instruction in your design.
Question 6.
Given a hypothetical architecture, discuss how the choice between fewer longer instructions and more numerous shorter instructions will affect execution speed and system complexity.
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Think about the trade-offs in instruction processing time versus memory usage.

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