Practice Direct Memory Access (dma) (24.6.3) - External Devices and Their Types
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Direct Memory Access (DMA)

Practice - Direct Memory Access (DMA)

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define DMA.

💡 Hint: Think of how devices communicate with memory.

Question 2 Easy

What is programmed I/O?

💡 Hint: What happens when the CPU waits for devices?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does DMA stand for?

Direct Memory Access
Dynamic Memory Allocation
Dual Module Access

💡 Hint: Look at how devices communicate with memory.

Question 2

Is programmed I/O more efficient than DMA?

True
False

💡 Hint: Consider how each method utilizes CPU resources.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a hypothetical system where DMA significantly improves performance. Discuss the components involved and their interactions.

💡 Hint: Consider how video streaming demands high throughput and how DMA facilitates that.

Challenge 2 Hard

Analyze a scenario where DMA could lead to data corruption. What mechanisms can be implemented to prevent this?

💡 Hint: Think about the risks involved when multiple devices work with the same data.

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