Q1. prepare down the name of four hidden-surface algorithms.
Q2. Let consider a rectangle A(30, 10), B(60, 10), C(60, 30), D(30, 30). Work out a transformation to rotate the rectangle regarding point B by 60o anti clockwise. Illustrate the new coordinate of point D?
Q3. Distinguish between the raster and random displays.
Q4. Illustrate the terms window and view-port.
Q5. prepare a detail note on the morphing.
Q6. Work out the transformations required to obtain top view of an object on the XY screen (z = 0 screen).
Q7. Point out with an illustration how a surface can be generated by using sweep method.