Question

.........ports are also known as COM port. (A) Serial. (B) Parallel. (C). RJ -11 (D) RJ-45

Answer 1

COM port is a type of connection on PCs that is used for various peripherals such as mice, gaming controllers, different modems, and older printers. It is also called serial port.

Sometimes it is called by its technical name, i.e. RS-232 port. These ports are used to reduce effort by the device manufacturers.