2-All members of a software subclass set are members of their superclass set: 1) True 2) False

3-Association class capture the important concept that some business objects are valid for a limited time. 1) True 2) False

4- Question 20 Unsaved A UML diagram that shows events and states of an object, and the behavior of an object in reaction to an event is known as : Question 20 options: 1) UML State Machine Diagram 2) Class Diagram 3) Sequence Diagram 4) Use Case Diagram