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

Question

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

Quizplus · Accepted Answer

The diagram shows an aggregation relationship between Invoice and LineItem. This means that an Invoice is composed of one or more LineItems. Therefore, Invoice aggregates LineItem.

Given the Following Diagram Showing Class Relationships: What Type