Practice Fetch And Execute Cycle (15.3.4) - Computer Organization and Architecture: A Pedagogical Aspect
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Fetch and Execute Cycle

Practice - Fetch and Execute Cycle

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the Program Counter track?

💡 Hint: Think about what keeps track of instruction order.

Question 2 Easy

Define what an opcode is.

💡 Hint: It's a code representing an action.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the fetch phase involve?

Adding values
Retrieving instructions from memory
Storing results in memory

💡 Hint: Consider what happens at the start of executing a program.

Question 2

True or False: The Instruction Register holds the next instruction to be executed.

True
False

💡 Hint: Think about where the upcoming instruction is located.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given an instruction set, describe how you would execute a series of operations that include loading, adding, and storing values. Include timing estimates for each step.

💡 Hint: Break it down by each instruction and follow the fetch-execute timeline.

Challenge 2 Hard

Analyze how changes in instruction format (e.g., altering opcode or operand size) would affect CPU operation.

💡 Hint: Consider how limiting the opcode range affects available operations.

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