What is the storage capacity of a standard, single-layer, single-sided Digital Versatile Disc (DVD-ROM)? MCQ with Answer and Explanation

Question
What is the storage capacity of a standard, single-layer, single-sided Digital Versatile Disc (DVD-ROM)?
A. 700 MB
B. 8.5 GB
C. 1.44 MB
D. 4.7 GB
Answer: Option D
Solution (By JKSSB Mock Tests)
A standard base-specification single-layer, single-sided digital versatile disc (DVD) holds a nominal maximum storage capacity of 4.7 Gigabytes.
This question belongs to: Computer Memory and Storage Devices
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Question #1
What is the storage capacity of a standard single-layer Blu-ray Disc?
A. 4.7 GB
B. 50 GB
C. 25 GB
D. 8.5 GB
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Correct Answer: Option C

Explanation:
A standard single-layer Blu-ray disc can hold up to 25 GB of data, whereas dual-layer versions can store up to 50 GB.
This question belongs to: Computer Memory and Storage Devices
Question #2
What type of flash memory chip structure stacks memory cells vertically to achieve much higher storage capacities within the same physical footprint?
A. 3D NAND
B. SRAM Array
C. NOR Flash
D. Planar NAND
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Correct Answer: Option A

Explanation:
3D NAND technology stacks flash memory cells vertically in multiple layers, allowing manufacturers to achieve massive storage densities on a single silicon die.
This question belongs to: Computer Memory and Storage Devices
Question #3
Which of the following is a type of memory that is used for temporary storage of data in a calculator?
A. ROM
B. EEPROM
C. Flash
D. RAM
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Correct Answer: Option D

Explanation:
Calculators use RAM for storing current calculations and temporary data, while ROM holds the operating instructions.
This question belongs to: Computer Memory and Storage Devices
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