What is the maximum theoretical data rate of USB 3.0? MCQ with Answer and Explanation

Question
What is the maximum theoretical data rate of USB 3.0?
A. 10 Gbps
B. 20 Gbps
C. 5 Gbps
D. 480 Mbps
Answer: Option C
Solution (By JKSSB Mock Tests)
USB 3.0 (SuperSpeed) has a maximum theoretical data rate of 5 Gbps. USB 2.0 is 480 Mbps, USB 3.1 is 10 Gbps, and USB 3.2 can be 20 Gbps.
This question belongs to: Computer Memory and Storage Devices
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Practice More Memory and Storage Devices Questions

Question #1
Which of the following is a valid memory unit in the SI system?
A. Gigabit
B. All of the above
C. Kilobit
D. Megabyte
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Correct Answer: Option B

Explanation:
Bits and bytes with SI prefixes (kilo, mega, giga) are all valid units. However, in computing, binary multiples are more common for memory capacities.
This question belongs to: Computer Memory and Storage Devices
Question #2
Which of the following describes the core distinction between standard RAM and ROM?
A. RAM can only be read, while ROM can be both read and written to.
B. RAM relies entirely on optical lasers, while ROM utilizes magnetic fields.
C. RAM is volatile and temporary, whereas ROM is non-volatile and permanent.
D. RAM is positioned outside the motherboard architecture entirely.
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Correct Answer: Option C

Explanation:
RAM loses all data immediately when system power drops (volatile), while ROM retains its stored instructions permanently without electrical current (non-volatile).
This question belongs to: Computer Memory and Storage Devices
Question #3
What is the typical maximum capacity limit achievable by a single standard double-layer, double-sided Blu-ray Disc (BD-ROM)?
A. 50 GB
B. 25 GB
C. 100 GB
D. 4.7 GB
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Correct Answer: Option A

Explanation:
A standard double-layer Blu-ray disc features two data layers on a single side, yielding a total capacity of 50 GB (25 GB per layer).
This question belongs to: Computer Memory and Storage Devices
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