Computer Aided Drafting And Design
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CADD stands for . By using the computer for the functions normally utilized by hand, a greater amount of efficiency can be attained. By drawing lines with a computer on a screen, corrections can be made without erasing the entire product. CADD is a lot like a word processor, letting people draw ....
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.... from being very large, clumsy, elaborate machines which needed lots of human intervention to one program on a floppy disk. When the power of computers increased, so did the possibilities of CADD.
Images on CADD systems are drawn with the aid of a keyboard, mouse, or tracking ball. One selects the starting point of a line, the ending point, and the line is drawn. A scale at the bottom of the screen tells how long the line will be. On some CADD systems, the computer itself can measure how long ....
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