Practice Signal Conversion And Data Writing (31.5.2)

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9 questions

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4 cards from this section. Quick, good the night before a test.
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6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does bit density refer to?
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Think about how much information fits into a small space.
Question 2.
Define seek time.
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Consider what happens when you search for data on a shelf.
3Question 3.
What is the main advantage of constant angular velocity for disks?
- Faster data transfer
- Uniform access times
- Increased storage capacity
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Think about predictability in timing.
4Question 4.
True or False: Seek time is the time taken to rotate the desired sector under the head.
- True
- False
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Differentiate between head movement and sector access.
Question 5.
If a disk has a seek time of 7ms, a rotational delay of 5ms, and a transfer time of 10ms, what is the total average access time?
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Sum all the different times involved.
Question 6.
Explain how increasing the bit density on a disk affects circuit complexity and design choices.
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Consider the trade-offs between efficiency and circuit design simplicity.

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