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What is a USB?
Answers:
Answer #1Universal Serial Bus - the current version is 2.0. It allows the connection of peripherals without the need to shut down the computer.
Answer #2Universal Serial Bus (USB) is an industry standard that establishes specifications for cables and connectors and protocols for connection, communication and power supply (interfacing) between computers, peripherals and other computers.and the current version USB 3.0
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