Illustrate the term raster scan or refresh cycle
Illustrate the term raster scan or refresh cycle?
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The electron beam covers the display region horizontally, row by row, from top to the bottom in a sweeping motion is termed as raster scan. Each and every dot lighting up with the intensity and shades of gray or a color as directed through the display controller. Each full sweep from top left to bottom right of the screen is one full cycle is termed as refresh cycle.
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