Practice Conclusion And Learning Outcomes (29.4.5) - Overview of DMA and Interrupt Driven I/O
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Conclusion and Learning Outcomes

Practice - Conclusion and Learning Outcomes

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary function of DMA?

💡 Hint: Think about how data is transferred in a computer.

Question 2 Easy

Name one mode of DMA transfer.

💡 Hint: Both terms were discussed in our previous lessons.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the advantage of DMA over interrupt-driven I/O?

A: CPU can continue executing tasks
B: Faster than CPU
C: Does not require bus control
D: None of the above

💡 Hint: Think about how DMA affects the CPU during data transfers.

Question 2

True or False: In DMA, the CPU must pause its operations to allow data transfers.

True
False

💡 Hint: Recall our discussion on the efficiencies of DMA.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the data transfer rates of Burst and Cycle Stealing modes, analyze which would be more efficient for high-volume data applications.

💡 Hint: Consider system demands and CPU workload.

Challenge 2 Hard

You are tasked with designing a system where both DMA and interrupt-driven I/O are used. Explain the scenarios where each would be optimal.

💡 Hint: Think about minimizing delays and maximizing throughput.

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