Practice Objectives Of The Unit (22.4.2) - Addressing Modes, Instruction Set and Instruction Execution Flow
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Objectives of the Unit

Practice - Objectives of the Unit

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are the three main steps in the fetch-execute cycle?

💡 Hint: Think about the order of operations.

Question 2 Easy

Define direct addressing mode.

💡 Hint: Consider how the operand is accessed.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the first step in the fetch-execute cycle?

Fetch
Decode
Execute

💡 Hint: Think about what happens before anything else when executing an instruction.

Question 2

True or False: In direct addressing mode the operand is always located in a separate memory cell.

True
False

💡 Hint: Consider how directly you can access the operand.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given an instruction with an address in direct mode, explain how a CPU identifies the operand.

💡 Hint: Think about the address value that the instruction provides.

Challenge 2 Hard

Discuss how the use of interrupts enhances program efficiency in CPU operations.

💡 Hint: Consider how the CPU prioritizes tasks based on user interactions.

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