The Different type of USB connections:
1. USB-Type A- You'll find these connections as standard port connections for the following devices: mouse, keyboard, external hard drives, flash
flash drives, and others.
2. USB type B--This connection is specifically used to connect directly to a printer.
3. USB type B mini-- This specific USB connection is used for connecting mobile devices.
4. USB type C--This type of connection is standard in most modern devices. It is used for both power and for transferring data at faster rates.