QUESTION 1 (25 MARKS) Central processor Graphics processor Frame buffer CPU Memory GPU Memory Figure 1: A graphics system Computer graphics deal with all aspects of creating images with a computer. A graphics system like in Figure 1 is a computer system, such that it must have all the components of a general purpose computer system. a) Explain the graphics system by identifying its SIX (6) elements. (12 marks) b) Explain the frame buffer resolution and frame buffer precision. (6 marks) c) Frame buffer usually carry depth information. Analyse the purpose of depth information when creating images from three-dimensional data