Monitors:


     It is just like our Televison. It is also called VDU (Visual Display Unit)

Based on  visualisation monitors are 2 types

1. Mono Chrome:
 
       Displays Black and White colors only.

2.Color

      It displays millions of colors. but basic colors are  RGB (Red, Green, Blue)

Based on technology monitors are as follows.

1.  CRT (Cathoded Ray Tube Technology)

2.  LCD (Liquid Crystal Display)

3.  LED (Light Emitting Diode)

4. OLED (Organic LED)