3.2. Understanding Video Standards and Technologies

This section introduces the various video standards, from the earlier digital standards, to the later analog standards, to the most current digital high-definition standards. You will also learn about LCD-specific terms and ideas.

3.2.1. Video Standards

The early video standards differ in two major areas: the highest resolution supported and the maximum number of colors in their palette. The supported resolution and palette size are directly related to the amount of memory on the adapter, which is used to hold the rendered images to be displayed. Display adapters through the years can be divided into four primary groups:

  • Monochrome

  • CGA

  • EGA

  • VGA

Because the amount of memory used to implement these ...

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