USB :- Universal Serial Bus
It connects the computer with electronic devices . It is used for communication, connection or the power supply purpose. It was designed to support data transfer and supply electric power between peripheral devices such as mouse, keyboard, printer, portable media players, disk drive etc. An USB device can be used across multiple platforms like Windows, Mac, Linux etc. It is very easy to connect USB device with laptops and computers.
There are three sizes of USB connectors
- Standard size
- Mini size
- Micro size