Question

what is the purpose of ports, buses and controller in the I/O system​

Answer 1

Answer:

• (Input/Output port) An I/O port is a socket on a computer that a cable is plugged into. The port connects the CPU to a peripheral device via a hardware interface or to the network via a network interface. See port, standards - hardware interfaces, DisplayPort, HDMI and USB.

• The input/output bus or io bus is the pathway used for input and output devices to communicate with the computer processor

• I/O controllers are a series of microchips which help in the communication of data between the central processing unit and the motherboard. The main purpose of this system is to help in the interaction of peripheral devices with the control units.