Computer Graphics Scenegraphs Quiz
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Questions and Answers

What type of graph are scenegraphs?

  • Complete graph
  • Directed acyclic graph (correct)
  • Binary tree
  • Circular graph

    • What is the root node in a DAG?

  • Has both exiting and entering edges
  • No edges are exiting the node
  • Only has exiting edges (correct)
  • Refers to actual data

    • What does the OO Representation of data in a scenegraph allow for?

  • Encapsulation (correct)
  • Recursion
  • Sorting
  • Looping

    • What is attached to the edges of a scenegraph?

    <p>State changes including transformations</p> Signup and view all the answers

    What type of nodes are interior nodes in a DAG?

    <p>Both types, exiting and entering edges can be found on the interior nodes</p> Signup and view all the answers

    What is the significance of encapsulation in the context of scenegraphs?

    <p>Encapsulation in scenegraphs allows for various object-oriented constructs to be graphically represented.</p> Signup and view all the answers

    How are leaf nodes in a DAG characterized?

    <p>Leaf nodes in a DAG have no edges exiting the node.</p> Signup and view all the answers

    What distinguishes the root node in a DAG from other nodes?

    <p>The root node in a DAG only has exiting edges.</p> Signup and view all the answers

    What is the defining feature of interior nodes in a DAG?

    <p>Interior nodes in a DAG can have both entering and exiting edges.</p> Signup and view all the answers

    How do scenegraphs abstract hardware and software APIs?

    <p>Scenegraphs abstract hardware and software APIs by spatially separating state changes, including transformations, which are attached to edges.</p> Signup and view all the answers

    What are the defining characteristics of a root node in a DAG?

    <p>No entering edges, only exiting edges</p> Signup and view all the answers

    How are leaf nodes in a DAG distinguished?

    <p>They have no exiting edges</p> Signup and view all the answers

    What types of object-oriented constructs can be graphically represented in a scenegraph?

    <p>Encapsulation, inheritance, generalization</p> Signup and view all the answers

    What are the key elements of a scenegraph?

    <p>Nodes</p> Signup and view all the answers

    What type of graph are scenegraphs?

    <p>Directed acyclic graphs (DAG)</p> Signup and view all the answers

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