Given the following diagram showing class relationships: What type of relationship is shown between Invoice and Address?
A)Address inherits from Invoice.
B)Invoice aggregates Address.
C)Address aggregates Invoice.
D)Invoice inherits from Address.

Question

Given the following diagram showing class relationships:  What type of relationship is shown between Invoice and Address? 
A)Address inherits from Invoice. 
B)Invoice aggregates Address. 
C)Address aggregates Invoice. 
D)Invoice inherits from Address.

Quizplus · Accepted Answer

The arrow pointing from Invoice to Address indicates an aggregation relationship, where one Invoice has an Address. This makes sense in the context of an invoice which would typically have a billing address associated with it. Inheritance would not make sense in this relationship as an Address is not a type of Invoice and vice versa.

Given the Following Diagram Showing Class Relationships: What Type