3.66 multimedia An integrated presentation, typically on a computer, of content of various types, such as computer graphics, audio, and video. 3.67 network Chain of interconnected computers. 3.68 now The present time as perceived by the user . Nodes are abstractions of various real-world objects and concepts. Examples include spheres, lights, and material descriptions.
Nodes contain fields and events .
Messages may be sent between nodes along routes . 3.70 node type A required parameter for each node that describes, in general, its particular semantics. For example, Box, Group, Sound, and SpotLight are node types. 3.71 object A collection of data and procedures, packaged according to the rules and syntax defined in this standard. The coordinate system in which an object is defined.