Which statement is true regarding Solid State Drives (SSDs) compared to Hard Disk Drives (HDDs)? MCQ with Answer and Explanation

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Which statement is true regarding Solid State Drives (SSDs) compared to Hard Disk Drives (HDDs)?

A. SSDs are less resistant to physical shocks than HDDs.

B. SSDs use flash memory and offer faster data access speeds.

C. SSDs consume more power than HDDs.

D. SSDs have moving mechanical parts and are slower.

Answer: Option B

Solution (By JKSSB Mock Tests)

SSDs use non-volatile flash memory, have no moving parts, and deliver significantly higher read/write speeds compared to traditional HDDs.

This question belongs to: Computer Memory and Storage Devices

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Question #1

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What is the typical data transfer rate of a USB 3.1 Gen 1 (same as USB 3.0) port?

A. 10 Gbps

B. 480 Mbps

C. 5 Gbps

D. 20 Gbps

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Correct Answer: Option C

Explanation:
USB 3.1 Gen 1 is the same as USB 3.0 and has a max rate of 5 Gbps. USB 3.1 Gen 2 is 10 Gbps, USB 3.2 Gen 2x2 is 20 Gbps.

This question belongs to: Computer Memory and Storage Devices

Question #2

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What is the main benefit of upgrading a laptop's storage from an older mechanical HDD to an NVMe SSD?

A. Vastly superior data read/write speeds and faster system boot times.

B. Substantially lower financial acquisition costs.

C. An expansion of the physical size of the display panel.

D. Complete immunity to all software-based computer viruses.

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Correct Answer: Option A

Explanation:
NVMe SSDs operate over high-bandwidth PCIe pathways without mechanical latencies, resulting in faster data transfers, file loads, and system boots.

This question belongs to: Computer Memory and Storage Devices

Question #3

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What is the typical power consumption of an M.2 NVMe SSD?

A. About 5-10 watts

B. About 50 watts

C. About 20 watts

D. Less than 1 watt

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Correct Answer: Option D

Explanation:
M.2 NVMe SSDs typically consume between 2-5 watts during active use, with idle power around 0.1-0.5 watts. Under heavy load, they may use up to 6-8 watts, but less than 1 watt is for low-power states. For general exam, they are known for low power.

This question belongs to: Computer Memory and Storage Devices

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