What is the purpose of using depth of field in rendering?
A). To simulate focal blur effects
B). To increase object size
C). To add motion blur effects
D). To reduce rendering time
Which type of reflection mapping is suitable for reflecting a 360-degree environment onto a sphere?
A). Spherical Mapping
B). Cube Mapping
C). Planar Mapping
D). Cylindrical Mapping
In a particle system, what do emitters define?
A). Properties of emitted particles
B). Properties of light sources
C). Properties of shaders
D). Properties of textures
How can soft shadows be achieved in digital graphics?
A). By partially blocking light rays
B). By using brighter colors
C). By increasing object size
D). By applying blur effects
How do environment maps contribute to realistic reflections?
A). By capturing and applying surrounding scenery
B). By adding motion blur effects
C). By increasing object size
D). By simulating lens distortion effects
How do particle systems contribute to creating realistic fire effects?
A). By simulating flickering flames
B). By using solid colors
C). By adding motion blur effects
D). By increasing particle size
How can you optimize particle systems for performance?
A). By using level-of-detail techniques
B). By increasing particle count
C). By using high-resolution textures
D). By applying motion blur effects
What role does refraction play in realistic reflections?
A). Simulating how light bends through materials
B). Simulating dynamic effects
C). Enhancing texture details
D). Adding motion blur effects
Which technique is commonly used to implement realistic reflections in graphics?
A). Environment Mapping
B). Texture Mapping
C). Vertex Shading
D). Ray Tracing
How can you achieve a glossy reflection effect in graphics?
A). By using high specular intensity
B). By reducing texture quality
C). By applying motion blur effects
D). By increasing object size