What type of graphics does WebGL primarily focus on?
A). 3D graphics
B). 2D graphics
C). Vector graphics
D). Audio graphics
How does a fragment shader differ from a vertex shader in WebGL?
A). Processes fragments/pixels
B). Processes vertices/points
C). Manages rendering pipeline
D). Handles user interaction
How are vertices and faces typically defined in WebGL geometry?
A). Arrays and indices
B). Coordinates and colors
C). Lines and circles
D). Textures and patterns
Which element provides a 2D drawing context in HTML5?
A). Canvas
B). WebGL
C). SVG
D). Audio
Which function is used to obtain the WebGL context in JavaScript?
A). getContext('webgl')
B). getWebGLContext()
C). obtainWebGLContext()
D). getRenderingContext()
What is the role of a texture in WebGL rendering?
A). Adding detail and realism to objects
B). Defining object shapes and geometry
C). Managing shaders and programs
D). Handling user interactions
What is the role of uniforms in WebGL shaders?
A). Passing data from JavaScript to shaders
B). Defining geometry attributes
C). Handling user input
D). Managing WebGL context
What does WebGL stand for?
A). Web Graphics Library
B). Web Graphics Layer
C). Web Graphics Language
D). Web Graphics Layout
Which JavaScript API is based on OpenGL ES and used for 3D graphics in web browsers?
A). WebGL
B). Canvas
C). SVG
D). WebAudio
What is the purpose of a viewport in WebGL?
A). Displaying rendered graphics
B). Managing shaders and programs
C). Handling user input
D). Controlling canvas size