Practice Two Address Instruction (24.4.3) - Lecture - 10 - Computer Organisation and Architecture - Vol 1
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Two Address Instruction

Practice - Two Address Instruction

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the opcode in an instruction signify?

💡 Hint: Think about what tells the CPU what to do.

Question 2 Easy

In the instruction ADD R1, 30h, what are the operands?

💡 Hint: Look for the components after the opcode.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of an opcode in an instruction?

To indicate the operation
To store data
To define the memory address

💡 Hint: Focus on what keyword tells the CPU.

Question 2

True or False: In a two-address instruction, you can only manipulate one operand.

True
False

💡 Hint: Think about how many operands each instruction uses.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a two-address instruction for subtracting values stored in registers and explain the opcode's role.

💡 Hint: Think about how subtraction works in arithmetic.

Challenge 2 Hard

Evaluate how a three-address instruction compares with a two-address version in terms of efficiency. Provide a reason why one might be preferred over the other.

💡 Hint: Consider the trade-offs in instruction design.

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