Object: To understand output devices (Monitors) and their operations.
Apparatus:Desk Top Computer's(CRT)
Introduction:History of monitors.
Karl Brawn 1897
Out put devices
Monitors:80 coloumn and 25 rows
Classification of computers:
1.Mono chrome
2.Coloured monitors
Mono chrome has two types;
1.MDA(Mono Chrome Display Adapter)
2.HGA(Hercules Graphics Adapter)
Other examples;CGA,EGA,VGA,Super Vedio Graphic Array.
Note:LCD's search on Net.
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