Practice Cpu Communication (24.2.2) - External Devices and Their Types

Practice: CPU Communication

Lesson 24.2.2External Devices and Their Types

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9 questions

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6 sample questions

Question 1.
What are two examples of human-readable devices?
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Think of devices that show information in a way that humans can understand.
Question 2.
Define I/O module.
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Focus on the role of the I/O module in the computer system.
3Question 3.
What does DMA stand for?
- Direct Machine Access
- Direct Memory Access
- Direct Managed Access
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Think about the role of memory in data transfer processes.
4Question 4.
True or False: In programmed I/O, the CPU can perform other tasks while waiting for I/O device readiness.
- True
- False
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Consider what happens during the waiting period of the CPU.
Question 5.
You are tasked with designing a new I/O module for a computer system that optimizes data transfer. Discuss the key considerations and features you would implement.
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Consider both speed and flexibility in I/O handling.
Question 6.
Propose a scenario where programmed I/O might still be preferred over DMA despite its limitations.
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Think of the system's requirements and how they affect decision-making in method selection.

5 more questions in this section. Enroll free to practise them all.