Answer to Question #156810 in Databases | SQL | Oracle | MS Access for Josh

Question

1.  Which of the following is true about graph?

a. A graph may contain many edges and no vertices

b. A graph may contain no vertices and many edges

c. A graph may contain no edges and many vertices

d. A graph may contain no edges and no vertices

Answer 1

Ans : С

Explanation: A graph must contain at least one vertex.