CS 316: Algorithms Lecture 7 - Graph Representation and Search
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Questions and Answers

What is the degree of a node in a graph?

  • The number of edges entering it
  • The number of nodes adjacent to it
  • The number of edges leaving it
  • The number of edges incident on it (correct)

What is the in-degree of a node in a digraph?

  • The number of edges entering the node (correct)
  • The number of edges leaving the node
  • The number of edges incident on the node
  • The sum of the in-degree and out-degree

What is a weighted graph?

  • A graph with unlabeled edges
  • A graph with self-loops
  • A graph with labeled nodes
  • A graph with labeled edges (correct)

What is the out-degree of node 3 in the given graph?

<p>1 (A)</p> Signup and view all the answers

What is the degree of node 5 in the given graph?

<p>3 (B)</p> Signup and view all the answers

What is an undirected graph?

<p>A graph where (u, v) = (v, u) (D)</p> Signup and view all the answers

What is a dense graph?

<p>A graph with many edges (B)</p> Signup and view all the answers

What is the degree of node 1 in the given graph?

<p>2 (D)</p> Signup and view all the answers

What is a sparse graph?

<p>A graph with few edges (B)</p> Signup and view all the answers

What is the sum of the in-degree and out-degree of a node in a digraph?

<p>The degree of the node (C)</p> Signup and view all the answers

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