Q
What is the purpose of a viewport in WebGL?

Answer & Solution

Answer: Option A
Solution:
The viewport in WebGL is used for displaying the rendered graphics within the Canvas element, defining the area where the graphics are drawn and displayed.
Related Questions on Average

How can you handle user interactions in WebGL applications?

A). Event listeners and JavaScript

B). WebGLRenderingContext and buffers

C). Shader compilation and linking

D). WebGL APIs and WebGLRenderer

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

How does WebGL leverage GPU for rendering?

A). Accelerated rendering using GPU

B). Accelerated rendering using CPU

C). Using server-side processing

D). Using client-side processing

Which component is responsible for rendering WebGL scenes?

A). WebGLRenderer

B). WebGLRenderingContext

C). ShaderCompiler

D). WebGLProgram

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

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 uniforms in WebGL shaders?

A). Passing data from JavaScript to shaders

B). Defining geometry attributes

C). Handling user input

D). Managing WebGL context

Which element provides a 2D drawing context in HTML5?

A). Canvas

B). WebGL

C). SVG

D). Audio

Which component is responsible for creating and compiling shaders in WebGL?

A). WebGLRenderingContext

B). ShaderCompiler

C). WebGLShader

D). ShaderProgram

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