Important Points about the Frame Buffers
1) Within a frame buffer, information storage starts from top left corner and goes until the bottom right corner.
2) By using this type of buffer we can draw curves also.
3) Consequently in order to draw live images of objects of everyday life, huge picture information is needed and this is the limitation.
4) How to differ intensity of a point as bright point in Raster scan display device
Figure: Frame buffer: Intensity Variation of a pixel