ISRO2008-2

Question

The term Phong associated with

• A. Ray tracing
• B. shading
• C. Hiddenline removal
• D. a game

Answer 1

B . SHADING

https://en.wikipedia.org/wiki/Phong_shading

Answer 2

answer is (b)

Phong shading refers to an interpolation technique for surface shading in 3D computer graphics. It is also called Phong interpolation^[1] or normal-vector interpolation shading.^[2] Specifically, it interpolates surface normals across rasterized polygons and computes pixel colors based on the interpolated normals and a reflection model.Phong shading may also refer to the specific combination of Phong interpolation and the Phong reflection model.