Practice Resource Conflicts and Clock Cycle Sequence - 12.1.7 | 12. Fetch Cycle | Computer Organisation and Architecture - Vol 1
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Practice Questions

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Question 1

Easy

What does the Program Counter (PC) do?

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

Question 2

Easy

Name the two registers involved in fetching an instruction after the PC.

💡 Hint: Consider which registers deal with memory addresses and data.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does the Program Counter (PC) do?

  • Tracks next execution stage
  • Contains address of the next instruction
  • Stores temporary data

💡 Hint: Think about what leads the processor in fetching instructions.

Question 2

True or False: The Memory Address Register (MAR) holds both data and addresses.

  • True
  • False

💡 Hint: Different registers serve different functions in a processor.

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Challenge Problems

Push your limits with challenges.

Question 1

Consider a scenario where a CPU is retrieving instructions for a computational heavy task. Describe how the fetch cycle works during such a task, and what steps are involved.

💡 Hint: Break down each register involvement and track the changes through the cycle.

Question 2

How might CPU performance be affected if proper timing in the fetch cycle is not maintained? Discuss potential outcomes.

💡 Hint: Reflect on what happens when multiple processes want to access memory simultaneously without coordination.

Challenge and get performance evaluation