Master Computer Graphics Fundamentals: Interactive Learning Quizzes

Question 1

Which transformation leaves the shape of an object unchanged?

Accepted Answer

Translation

Answer

Rotation

Answer

Scaling

Answer

Shearing

Question 2

Which of the following is NOT a transformation used in computer graphics?

Accepted Answer

Colorization

Answer

Translation

Answer

Rotation

Answer

Scaling

Question 3

Which file format is commonly employed for storing 2D bitmap images?

Accepted Answer

JPEG

Answer

OBJ

Answer

STL

Answer

PLY

Question 4

Which of the following best describes the correct sequence of stages in a graphics pipeline?

Accepted Answer

Vertex processing, rasterization, fragment processing

Answer

Rasterization, fragment processing, vertex processing

Answer

Fragment processing, vertex processing, rasterization

Answer

Vertex processing, fragment processing, tessellation

Question 5

Which branch of mathematics provides the foundation for transformation and projection operations in computer graphics?

Accepted Answer

Linear algebra

Answer

Calculus

Answer

Trigonometry

Answer

Set theory

Question 6

In computer graphics, which transformation technique can alter the dimensions of a 2D object?

Accepted Answer

Scaling

Answer

Rotation

Answer

Translation

Question 7

In computer graphics, which transformation type rotates an object around a specified axis?

Accepted Answer

Rotation

Answer

Translation

Answer

Scaling

Answer

Shearing

Question 8

What is the primary purpose of a transformation matrix?

Accepted Answer

To translate, rotate, or scale an object

Answer

To change the color of an object

Answer

To add texture to an object

Answer

To create a new object

Question 9

What is the primary function of the depth buffer in computer graphics?

Accepted Answer

To store the distance of each pixel from the camera

Answer

To store the color of each pixel

Answer

To store the normal vector of each pixel

Answer

To store the texture coordinates of each pixel

Question 10

Which technique is commonly used to reduce the number of polygons in a 3D model?

Accepted Answer

Level of detail (LOD)

Answer

Tessellation

Answer

Bump mapping

Answer

Environment mapping

Question 11

What is the primary role of a vertex shader in a graphics pipeline?

Accepted Answer

To transform vertices

Answer

To calculate lighting

Answer

To apply textures

Answer

To clip primitives

Question 12

Which of these transformations is not a basic transformation in computer graphics?

Accepted Answer

Shearing

Answer

Translation

Answer

Rotation

Answer

Scaling

Question 13

What is the fundamental distinction between a raster image and a vector image?

Accepted Answer

Raster images are composed of pixels, whereas vector images are composed of paths.

Answer

Raster images can be scaled without loss of quality, whereas vector images cannot.

Answer

Vector images are generally larger in file size than raster images.

Answer

Raster images are used for photographs, whereas vector images are used for logos and illustrations.

Question 14

Which transformation is used to shift an object parallel to the x-axis?

Accepted Answer

Translate(x, 0, 0)

Answer

Rotate(x, 0, 0)

Answer

Scale(x, 1, 1)

Answer

Shear(x, 0)

Question 15

What lighting model assumes light sources emit rays uniformly in all directions?

Accepted Answer

Lambert lighting

Answer

Phong lighting

Answer

Blinn-Phong lighting

Answer

Cook-Torrance lighting

Question 16

What is the primary function of a normal vector in computer graphics?

Accepted Answer

To determine the direction a surface is facing

Answer

To calculate the angle between surfaces

Answer

To convert 3D coordinates to screen coordinates

Answer

To shade objects based on the light source's position

Question 17

What is the primary role of the fragment shader in a graphics pipeline?

Accepted Answer

To determine the colour of each pixel

Answer

To translate vertices into screen coordinates

Answer

To remove hidden surfaces

Answer

To apply lighting and shading

Question 18

What key advantage does ray tracing offer for rendering 3D scenes?

Accepted Answer

Realistic and accurate visuals

Answer

Lightning-fast rendering speed

Answer

Simplicity of implementation

Answer

Exceptional handling of complex scenes

Question 19

What is the purpose of backface culling in computer graphics?

Accepted Answer

To prevent rendering surfaces facing away from the camera

Answer

To enhance rendering efficiency

Answer

To identify self-intersecting surfaces

Answer

To enhance lighting calculations

Question 20

Which transformation matrix is utilized to translate an object within a 2D plane?

Accepted Answer

Translation Matrix

Answer

Scaling Matrix

Answer

Rotation Matrix

Answer

Shear Matrix

Question 21

Select the lighting model that enables the creation of realistic shadows and highlights in 3D computer graphics.

Accepted Answer

Phong Lighting Model

Answer

Ambient Light Model

Answer

Diffuse Light Model

Answer

Specular Light Model

Question 22

Identify the computational process that transforms a 3D model into a 2D image in computer graphics.

Accepted Answer

Rasterization

Answer

Tessellation

Answer

Ray Tracing

Answer

Texture Mapping

Question 23

In computer graphics, which technique is effective in enhancing the appearance of curved surfaces by reducing jagged edges?

Accepted Answer

Anti-Aliasing

Answer

Mipmapping

Answer

Bump Mapping

Answer

Z-Buffering

Question 24

Define the primary function of a graphics pipeline in computer graphics.

Accepted Answer

To efficiently process and render 3D scenes in real-time.

Answer

To store and manage large collections of 3D models.

Answer

To produce realistic lighting effects for 3D scenes.

Answer

To convert 2D images into 3D models.

Question 25

Identify the type of shader program that is NOT used in computer graphics.

Accepted Answer

Tessellation Shader

Answer

Vertex Shader

Answer

Fragment Shader

Answer

Geometry Shader

Question 26

Which transformation operation involves displacing an object along the x, y, or z axis?

Accepted Answer

Translation

Answer

Rotation

Answer

Scaling

Answer

Projection

Question 27

What is the primary function of a vertex shader in a graphics pipeline?

Accepted Answer

To transform vertex coordinates

Answer

To calculate lighting effects

Answer

To rasterize triangles

Answer

To blend pixels

Question 28

Which lighting model accounts for the interaction of light with the surface properties of an object?

Accepted Answer

Blinn-Phong lighting

Answer

Ambient lighting

Answer

Diffuse lighting

Answer

Specular lighting

Question 29

What is the term for the process of converting 3D geometry into a 2D representation?

Accepted Answer

Projection

Answer

Rasterization

Answer

Z-buffering

Answer

Shading

Question 30

Which technique is commonly employed to eliminate hidden surfaces in a 3D scene?

Accepted Answer

Z-buffering

Answer

Painter's algorithm

Answer

Ray tracing

Answer

Scanline algorithm

Question 31

What is the purpose of a texture map in computer graphics?

Accepted Answer

To provide surface details and textures

Answer

To simulate lighting effects

Answer

To define object shapes

Answer

To store vertex data

Question 32

Which data structure is typically used to represent points and lines in 2D or 3D space?

Accepted Answer

Vector

Answer

Array

Answer

Matrix

Answer

List

Question 33

What is the primary purpose of a transformation matrix in 3D computer graphics?

Accepted Answer

To perform translations, rotations, or scaling of objects

Answer

To create new objects

Answer

To modify the color of objects

Answer

To store the coordinates of objects

Question 34

Which of the following is NOT a core component of a graphics pipeline?

Accepted Answer

Physics simulation

Answer

Vertex processing

Answer

Rasterization

Answer

Fragment processing

Question 35

What is the primary function of a z-buffer in 3D graphics?

Accepted Answer

To store the depth of each pixel in a scene

Answer

To store the color of each pixel in a scene

Answer

To store the normal vector of each pixel in a scene

Answer

To store the texture coordinates of each pixel in a scene

Question 36

What is the primary goal of animation interpolation?

Accepted Answer

To create smooth transitions between keyframes

Answer

To reduce the number of keyframes required

Answer

To alter the speed of an animation

Answer

To generate new animations

Question 37

What is the purpose of a fragment shader in a graphics pipeline?

Accepted Answer

To calculate the colour of each pixel

Answer

To transform vertices

Answer

To rasterise primitives

Answer

To determine visibility of objects

Question 38

What is the purpose of a frame buffer in a graphics system?

Accepted Answer

To store the final image

Answer

To process vertex data

Answer

To manage memory for textures

Answer

To implement the graphics pipeline

Question 39

What is the difference between a raster image and a vector image?

Accepted Answer

Raster images are made up of pixels, while vector images are made up of mathematical equations

Answer

Vector images are made up of pixels, while raster images are made up of mathematical equations

Answer

Raster images and vector images are the same thing

Answer

Raster images have a higher resolution than vector images

Question 40

Which of the following is NOT considered a primitive in 2D graphics?

Accepted Answer

Sphere

Answer

Point

Answer

Line

Answer

Triangle

Question 41

What is the main purpose of a transformation matrix in computer graphics?

Accepted Answer

To manipulate an object's position, orientation, or scale

Answer

To define the color and material properties of an object

Answer

To store the coordinates of an object's vertices

Answer

To generate new objects and shapes

Question 42

Which type of lighting model simulates the reflection of light from a glossy surface?

Accepted Answer

Specular

Answer

Ambient

Answer

Diffuse

Answer

Emissive