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Questions and Answers
Which of the following is a correct definition of a graph?
Which of the following is a correct definition of a graph?
- A graph is a pair E ⊆N ×N
- A graph is a set of arcs
- A graph is a set of nodes
- A graph is a pair G = (N, E) (correct)
What types of problems can be formulated in terms of graphs and networks?
What types of problems can be formulated in terms of graphs and networks?
- Transportation and distribution problems
- Location problems
- Project planning
- All of the above (correct)
What is the difference between an undirected graph and a directed graph?
What is the difference between an undirected graph and a directed graph?
- An undirected graph has arcs, while a directed graph has edges
- An undirected graph has unordered pairs of nodes, while a directed graph has ordered pairs of nodes (correct)
- An undirected graph connects nodes with arcs, while a directed graph connects nodes with edges
- An undirected graph has ordered pairs of nodes, while a directed graph has unordered pairs of nodes
Which of the following is an example of a directed graph?
Which of the following is an example of a directed graph?
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What is the set of nodes in the given graph?
What is the set of nodes in the given graph?
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