Q1. Illustrate the difference between perspective and parallel projection?
Q2. Explain the operations for CSG modeling.
Q3. Consider a clipping window A(0,0), B(30,0), C(30,20), D(0,20). By using the out codes of the end points of the line X(–10,30) – Y(35,8), illustrate that the line is partially visible.
Q4. Describe in brief the floating Horizon method for the hidden surface removal.
Q5. One Bezier curve is specified via control points A, B, C, D and the other Bezier curve is specified via P, Q, R, S. What are the restrictions which must be specified on the choice of the points in such a way that the two curves join smoothly?
Q6. Use an illustration to show how the fractal dimension is computed for a self similar fractal.
Q7. Illustrate the main difference between Gouraud shading with Phong shading techniques?