Which function is used to obtain the WebGL context in JavaScript?
A). getContext('webgl')
B). getWebGLContext()
C). obtainWebGLContext()
D). getRenderingContext()
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 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
Which technique is used to create animations in WebGL?
A). Updating object positions over time
B). Adding textures to objects
C). Adjusting canvas size
D). Managing user input
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
What is the primary advantage of using WebGL for 3D graphics?
A). High-performance rendering
B). Low-quality graphics
C). Limited compatibility
D). Slow rendering
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 component is responsible for creating and compiling shaders in WebGL?
A). WebGLRenderingContext
B). ShaderCompiler
C). WebGLShader
D). ShaderProgram
What is the purpose of buffers in WebGL?
A). Storing data for rendering
B). Displaying images and videos
C). Handling user input
D). Managing WebGL context