Practice Instructions For I/o Operations (32.6.3) - Working Principle of Hard Disk

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6 sample questions

Question 1.
What is a data buffer?
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Think of how data gets paused during transfer.
Question 2.
Name one function of a device driver.
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It acts like a translator between software and hardware.
3Question 3.
What is the purpose of a data buffer?
- To permanently store data
- To temporarily hold data during transfer
- To assist in data conversion
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Think about what happens during data transfer.
4Question 4.
True or False: Device drivers are not necessary for the functionality of hardware devices.
- True
- False
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Remember the role of drivers in communication.
Question 5.
Design a scenario where a device driver would fail. What impact would this have on the operations of the hard disk?
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Consider what happens when a connection is lost.
Question 6.
Explain how data is retrieved efficiently from a magnetic disk with minimal access time.
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Think about how to reduce stops while driving.

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