Introduction to the monitor

The monitor is the I/O device of the computer, that is, the output device. It is a display tool that displays certain electronic files on the screen through a specific transmission device. It can be divided into cathode ray tube display (CRT), plasma display PDP, and liquid crystal display LCD.
A monitor is a computer screen. The monitor receives signals from the computer and forms an image, acting like a television receiver. Some computer screens use LCD displays. Computer screens are also called visual displays.