Question

What is multiplicity for an association?

(a) The multiplicity at the target class end of an association is the number of instances that can be associated with a single instance of source class

(b) The multiplicity at the target class end of an association is the number of instances that can be associated with a number instance of source class

(c) All of the mentioned

(d) None of the mentioned

I had been asked this question in exam.

Question is from UML Class and Object Diagrams topic in chapter Unified Modelling Language of Software Architecture

Answer 1

The correct answer is (a) The multiplicity at the target class end of an association is the number of instances that can be associated with a single instance of source class

The best I can explain: Multiplicity is number of instances associated with single instance to source class.