- CRT (Cathode Ray Tube)
- LCD (Liquid Crystal Display)
- LED (Light Emitting Diodes)
The monitor works with the VGA (Video Graphics Array) card.
The video graphics card helps the keyboard to communicate with the screen.
It acts as an interface between the computer and display monitor.
Usually the recent motherboards incorporate built-in video card.
The first computer monitor was part of the Xerox Alto computer system, which was released on March 1, 1973.