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Characteristics of vector drawings: Vector drawings are generally pretty small files as they include only data about the Bezier curves which form the drawing. The EPS-file format which is frequently used to store vector drawings comprises a bitmap preview image along the Bezier data.
The file size of this preview image is generally larger than the real Bezier data themselves.
Vector drawings can usually be scaled without any loss in feature. It makes them perfect for company logos, maps or the other objects which have to be resized frequently.
Constant intensity shading OR Flat shading In this technique particular intensity is calculated for each polygon surface that is all points that lie upon the surface of the
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