$1.[35$ points$]$ Short answer

a$)(4$ points$)$ What are two transformations where we rely on using homogeneous coordinates?

b$)(3$ points$)$ What are the model, view, and projection transformations?

c$)(4$ point$)$ When does aliasing occur?

d$)(4$ points$)$ What are rods and cones?

e$)(4$ points$)$ State one problem with the painter's algorithm for handling visibility?

f$)(6$ point$)$ What is backface culling and explain one way to do it$?$