What does the acronym 'NVMe' stand for? MCQ with Answer and Explanation

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What does the acronym 'NVMe' stand for?

A. Non-Volatile Main memory

B. Non-Volatile Memory Express

C. New Virtual Memory Extension

D. Network Volatile Memory Engine

Answer: Option B

Solution (By JKSSB Mock Tests)

NVMe is a protocol designed for SSDs using PCIe, providing low latency and high throughput for non-volatile memory.

This question belongs to: Computer Memory and Storage Devices

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Question #1

What does the term 'wear leveling' refer to in SSDs?

A. Reducing power consumption

B. Defragmenting the drive

C. Improving read speed

D. Evenly distributing write and erase cycles across memory blocks to extend lifespan

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Correct Answer: Option D

Explanation:
Wear leveling is a technique used in flash memory storage to ensure that all memory blocks experience roughly equal write/erase cycles, preventing premature failure of heavily used blocks.

This question belongs to: Computer Memory and Storage Devices

Question #2

What is the smallest unit of data storage in a computer?

A. Byte

B. Nibble

C. Bit

D. Kilobyte

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Correct Answer: Option C

Explanation:
A bit is the smallest unit of data in computing and can have a value of 0 or 1. A byte is 8 bits, a kilobyte is 1024 bytes, and a nibble is 4 bits.

This question belongs to: Computer Memory and Storage Devices

Question #3

What is the role of a memory management unit (MMU)?

A. To handle disk I/O

B. To increase the memory capacity

C. To translate virtual addresses to physical addresses

D. To manage cache memory

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Correct Answer: Option C

Explanation:
The MMU is a hardware component that translates virtual memory addresses used by the CPU into physical addresses in RAM, enabling virtual memory and protection.

This question belongs to: Computer Memory and Storage Devices

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