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What is the definition of graph according to graph theory?

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in Data Structures & Algorithms II by (89.2k points)
What is the definition of graph according to graph theory?

(a) visual representation of data

(b) collection of dots and lines

(c) collection of edges

(d) collection of vertices

This question was posed to me in an interview.

The origin of the question is Graph Coloring in division Graph Coloring of Data Structures & Algorithms II

1 Answer

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Best answer
Correct choice is (b) collection of dots and lines

The best explanation: According to the graph theory a graph is the collection of dots and lines. Vertices are also called dots and lines are also called edges.

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