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The chromatic number of star graph with 3 vertices is greater than that of a tree with same number of vertices.

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The chromatic number of star graph with 3 vertices is greater than that of a tree with same number of vertices.

(a) True

(b) False

I have been asked this question in an online quiz.

I need to ask this question from Graph Coloring in chapter Graph Coloring of Data Structures & Algorithms II

1 Answer

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Correct choice is (b) False

The explanation is: The chromatic number of a star graph and a tree is always 2 (for more than 1 vertex). So both have the same chromatic number.

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