A) Universal Serial Bus
B) Universal System Bus
C) Uncounted System bus
D) Universal Serial Backup
E) Universal System Backup
Correct Answer: A
Solution :
[a] USB, short for Universal Serial Bus, is an industry standard that defines the cables, connectors and communications protocols used in a bus for connection, communication, and power supply between computers and electronic devices. It supports data transfer rates of 12 Mbps, A single USB port can be used to connect up to 127 peripheral devices.
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