What is the physical arrangement of circular data recording areas on a hard disk platter surface called? MCQ with Answer and Explanation

What is the physical arrangement of circular data recording areas on a hard disk platter surface called?
A. Sectors
B. Cylinders
C. Tracks
D. Clusters
Answer: Option C
Solution (By JKSSB Mock Tests)
Tracks are concentric circles written onto the surface of a hard disk platter. These tracks are further subdivided into smaller segments called sectors.

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Practice More Memory and Storage Devices Questions

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Which of the following is a type of memory that is used for storing data in a heart rate monitor?
A. RAM
B. ROM
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Correct Answer: Option C


Explanation:
Heart rate monitors may store data in flash or EEPROM, but typically they use flash for small data logging.

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Question #2
A standard double-layer DVD can store approximately how much data?
A. 4.7 GB
B. 8.5 GB
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Correct Answer: Option B


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A standard single-layer DVD stores 4.7 GB, while a dual-layer or double-layer DVD can store up to 8.5 GB of data.

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Question #3
Which of the following data storage units represents the smallest value?
A. 1 Gigabyte
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C. 1 Terabyte
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Correct Answer: Option B


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Among the options provided, Megabyte (MB) is the smallest unit ($10^6$ or $2^{20}$ bytes), followed by Gigabyte, Terabyte, and Petabyte.

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