Practice Input/output Techniques (24.6) - External Devices and Their Types

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9 questions

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6 sample questions

Question 1.
What is an example of a human-readable device?
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Think about what you can see or read.
Question 2.
Define what an input device is.
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It's something you use to communicate with the computer.
3Question 3.
Which of the following is an input device?
- Keyboard
- Printer
- Monitor
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Think about what you use to give commands to the computer.
4Question 4.
True or False: DMA allows the CPU to handle all data transfers.
- True
- False
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Consider what DMA stands for.
Question 5.
Compare and contrast the effectiveness of programmed I/O and DMA in handling large file transfers. What strategies could optimize performance in each case?
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Consider the impact of CPU workload and data transfer speeds.
Question 6.
Design a simple scenario where interrupt-driven I/O would be preferable to programmed I/O. Explain your reasoning.
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Think about use cases where user interaction is constant.

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