Ports available on computers before the advent of USB included serial (RS-232), parallel, SCSI, and PS/2, all with their own ...

USB ports began development in 1994 with the goal of creating a universal connector to replace the multiple standards used in computers of the time. Since then, USB ports have evolved significantly.

You may have noticed that some of your computer's USB connector ports are colored, be it blue, black, or yellow. These colors are more than just design choices from your computer's manufacturer; they ...