OpenGL OpenGL Transformations and Matrices

Question 1

Which matrix transforms vertices from world space into camera (eye) space?

Accepted Answer

View matrix

Answer

Model matrix

Answer

Projection matrix

Answer

Normal matrix

Question 2

What is the purpose of a projection matrix in the OpenGL pipeline?

Accepted Answer

Maps eye-space coordinates to clip space, defining the view frustum

Answer

Converts object space to world space

Answer

Converts clip space to NDC

Answer

Applies lighting calculations

Question 3

In OpenGL, what coordinate system results after dividing clip coordinates by the w component?

Accepted Answer

Normalized Device Coordinates (NDC)

Answer

World space

Answer

Eye space

Answer

Window space

Question 4

Which transformation is used to move an object to a specific position in world space?

Accepted Answer

Translation

Answer

Rotation

Answer

Scale

Answer

Shear

Question 5

In OpenGL, matrices are stored in which memory order?

Accepted Answer

Column-major order

Answer

Row-major order

Answer

Diagonal order

Answer

Interleaved order

Question 6

What is the Model-View-Projection (MVP) matrix used for in OpenGL rendering?

Accepted Answer

Transforms a vertex from object space all the way to clip space in one multiplication

Answer

Applies lighting in eye space

Answer

Converts texture coordinates

Answer

Defines the depth buffer range