Q1. Why are colors studied in computer graphics? Discuss also their difficulties.

Q2. What is a color and its components in perception?

Q3. Explain the difference between Chromatic and Achromatic Light.

Q4. What is Gamma and its function?

Q5. What is the basic element of any two-dimensional model?

Q6. What is the initial step to represent lines and curves?

Q7. What are the properties of the optimal line drawing?

Q8. How can a triangle be represented using an array?

Q9. Explain the importance of using homogeneous coordinate system in geometric transformations.

Q10. To examine all lines, we divide them into three sections. What are these sections?

Q11. Define a wrap around.

Q12. What is the benefit of reflection conversion?

Q13. If we have a point P located at (3, 5, 1), we want to rotate it by an angle of theta = 30 and then drag it on the X axis by 3 steps, what is the new translated point P'?

Q14. Explain the importance of the rotation in the 3D.