Input and Output Devices

Input Device is an input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an i such as a computer or information appliance. Examples of input devices include keyboards,mice,digital camera and joysticks.
Output Device is an output device is any piece of computer  equipment used to communicate the results of data processing carried out by an information  processing ( such as computer) which converts the electronically generated information into human-readable form.Examples of output devices include microphone,webcam,printer,headphone,monitor and speakers.

I've noticed that I've been using the keyboard and the mouse as an input devices while writing this blog on the other hand the monitor plays a role as an output devices.