MC SQL is an acronym for_________ .

A(n) ______ begins at a vertex v, passes through every vertex exactly once, and terminates at v.

a. multigraph b. spanning tree c. Euler circuit d. Hamilton circuit

It is a UML convention to denote the name of an abstract class in ________.

a. bold. b. italics. c. a diamond. d. there is no convention of the UML to denote abstract classes—they are listed just as any other class.