Graphs in Data Structures (CS2214) Lecture 1
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Questions and Answers

Which data structure represents the graph as a n x n matrix?

  • Adjacency list structure
  • Adjacency matrix structure (correct)
  • Augmented vertex object
  • Edge list structure
  • For large graphs, which representation typically requires too much storage?

  • Adjacency matrix structure (correct)
  • Adjacency list structure
  • Edge list structure
  • Edge object reference
  • In which type of graphs is the adjacency list often a more appropriate representation?

  • Densely connected graphs
  • Sparse graphs
  • Eulerian graphs
  • Planar graphs (correct)
  • What does a graph consist of?

    <p>A set of vertices and a collection of pairs of vertices</p> Signup and view all the answers

    What type of edges are represented by an ordered pair of vertices?

    <p>Directed edges</p> Signup and view all the answers

    What are the endpoints of an edge called?

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

    What does the function numVertices() do in the context of a graph?

    <p>Returns the number of vertices of the graph</p> Signup and view all the answers

    Which function should be used to get an iteration of all the edges of the graph?

    <p>edges()</p> Signup and view all the answers

    In a directed graph, which function should be used to get the number of incoming edges to a specific vertex?

    <p>inDegree(v)</p> Signup and view all the answers

    What does the function endVertices(e) do in the context of a graph?

    <p>Returns an array containing the two endpoint vertices of edge e</p> Signup and view all the answers

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