Which of the following is not a type of RAM? MCQ with Answer and Explanation

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Which of the following is not a type of RAM?

A. RDRAM

B. SDRAM

C. DDR3

D. Flash

Answer: Option D

Solution (By JKSSB Mock Tests)

Flash memory is non-volatile storage, not a type of RAM. DDR3, SDRAM, and RDRAM are all types of RAM.

This question belongs to: Computer Memory and Storage Devices

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Practice More Memory and Storage Devices Questions

Question #1

What is the function of a memory controller in a modern CPU?

A. To manage cache

B. To execute instructions

C. To manage memory timings and data flow

D. To handle I/O operations

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Correct Answer: Option C

Explanation:
The memory controller in modern CPUs handles the interface with RAM, including address decoding, command generation, and data transfer, optimizing memory performance.

This question belongs to: Computer Memory and Storage Devices

Question #2

Which of the following is a non-volatile memory that can be reprogrammed using electrical pulses?

A. EPROM

B. EEPROM

C. Mask ROM

D. PROM

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Correct Answer: Option B

Explanation:
EEPROM is electrically erasable and reprogrammable, unlike EPROM which requires UV light. PROM is programmable once, and Mask ROM is fixed.

This question belongs to: Computer Memory and Storage Devices

Question #3

What is the typical capacity of a USB flash drive in 2026?

A. 128 GB

B. 2 TB

C. 1 GB

D. 16 MB

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Correct Answer: Option A

Explanation:
128 GB is a common capacity for USB flash drives in 2026, though larger capacities exist. 1 GB and 16 MB are outdated.

This question belongs to: Computer Memory and Storage Devices

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