Ch. 6 Behavioral Flashcards
What do Behavioral models describe?
The internal dynamic aspects of an information system that supports the business processes in an organization
What is a sequence diagram?
They illustrate the object that participate in a use case and the messages that pass between them over time for one use case
What is a lifeline?
a dotted line
- the lifeline actually refers to both the object (actor) and the dashed line drawn
vertically underneath the object (actor)
What is an actor?
A person or the system that derives benefit from and is external to the system
What is an object?
Participates in a sequence by sending and/or receiving messages
What is a communication diagram?
They can show how the members of a set of objects collaborate to implement a use case or a use-case scenario
What does CRUDE stand for
Create
Read
Update
Delete
Execute
What is CRUDE analysis
Helps to identify object collaborations
What is a Generic sequence diagram?
Shows all scenarios for a use-case
What is a Instance sequence diagram?
It shows a single scenario
