Input n Output

The functions of input and output are discuss as following:

Input is any data and instruction entered into the memory of a computer.An input device is any hardware components that allows users to enter data.Examples of input devices are keyboard,microphone,mouse,scanner,digital camera and webcam.

Output is data that has been processed into useful information.Output devices is any hardware components that conveys info to one or more people.Example of output devices are printers,speakers,headphone and monitor.