Geometric Modeling and Visual Realism Quiz

Which of the following is NOT a common type of 3D geometric representation?

• Polygonal meshes

• NURBS surfaces

• Voxel grids

• Quantum fields

What technique is used to create the illusion of surface detail without actually modifying the geometry?

• Bump mapping

• Tessellation

• Subdivision surfaces

• Ray tracing

Which rendering technique simulates the behavior of light by tracing paths from the camera to light sources?

• Rasterization

• Ray casting

• Path tracing

• Scanline rendering

What is the primary purpose of texture mapping in 3D graphics?

• To increase polygon count

• To add surface detail without additional geometry

• To optimize rendering speed

• To create realistic lighting

Which of the following is a technique used to smooth the appearance of polygonal models?

• Anti-aliasing

• Ambient occlusion

• Subdivision surfaces

• Depth of field

What does BRDF stand for in the context of computer graphics?

• Basic Rendering Distribution Function

• Bidirectional Reflectance Distribution Function

• Brightness Reduction Diffusion Factor

• Binary Radiosity Differential Function

Which lighting model considers direct illumination from light sources and indirect illumination from other surfaces?

• Phong shading

• Flat shading

• Global illumination

• Ambient lighting

What technique is used to create the illusion of depth and distance in 3D renderings?

• Chromatic aberration

• Depth of field

• Motion blur

• Lens flare

Which of the following is NOT a common primitive shape used in 3D modeling?

• Sphere

• Cube

• Cylinder

• Rhombicosidodecahedron

What is the process of converting a 3D scene into a 2D image called?

• Compositing

• Rendering

• Modeling

• Rigging