Practice Module Objectives (32.5.3) - Working Principle of Hard Disk - Computer Organisation and Architecture - Vol 3

Practice: Module Objectives

Lesson 32.5.3Working Principle of Hard Disk

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9 questions

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6 sample questions

Question 1.
What is the primary role of an I/O module?
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Think about the main function of I/O in computing.
Question 2.
Name one advantage of interrupt-driven I/O.
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Consider the efficiency of CPU usage.
3Question 3.
What type of I/O method allows the CPU to perform other tasks while waiting?
- Programmed I/O
- Interrupt-driven I/O
- DMA
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Think about the efficiency gained during I/O operations.
4Question 4.
True or False: Seek time is the time it takes to rotate the disk to the correct sector.
- True
- False
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Consider the difference between head movement and disk rotation.
Question 5.
Design a hypothetical I/O module for a new type of storage device. Include what features and capabilities it must possess to improve performance.
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Consider both hardware and software aspects of the design.
Question 6.
Calculate the total time taken for accessing data given a hard disk has a seek time of 10 ms, a rotational delay of 5 ms, and a transfer time of 20 ms.
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Simply add the times for each phase of accessing data.

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