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The graph representing universal relation is called _______

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in Discrete Mathematics by (558k points)
The graph representing universal relation is called _______

(a) complete digraph

(b) partial digraph

(c) empty graph

(d) partial subgraph

This question was posed to me during an online exam.

Origin of the question is Graphs topic in section Graphs of Discrete Mathematics

1 Answer

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Best answer
Right answer is (a) complete digraph

Best explanation: Consider, A is a graph with vertices {a, b, c, d} and the universal relation is A x A. The graph representing universal relation is called a complete graph and all ordered pairs are present there.

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