Illustrate the term Image scanners
Briefly illustrate the term Image scanners? Write down its key features.
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a) Drawings, color and black & white photos or text can be provided as an input to the computer with optical scanning method.
b) According to the reflected light, the intensity gradations of gray scale or color can be stored in the array.
Describe the Depth Buffer technique in short? Also describe its features?
Explain about Joysticks.
Illustrate the way of representation schemes used in 3D objects?
State difference between the impact and non-impact printers?
Explain what is meant by an intuitive interface?
State various advantages of the electrostatic plotters?
Write down the algorithm of DDA (Digital differential analyzer) scan conversion algorithm?
What do you understand by the term scan conversion?
Describe briefly the term sweep representation.
Illustrate the merits of laser printers?
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