CIS 555 Discussions

Discussion 1

"Representing Operation Models" Please respond to the following:

• From the first e-Activity, ( http://www.youtube.com/watch?v=2yoahl1Hf5U.) suppose you were asked to create an UML use case for a system-as-is given the complete requirements. Propose three best practices that you would suggest for the creating of a UML use case from the complete requirements (i.e. selecting actors and operations).

• Evaluate operationalization diagrams and UML use case diagrams in relation to operational models. Select the diagram that you believe represents operation models clearer. Defend your position.

Discussion 2

"Instance Behaviors" Please respond to the following:

• From the second e-Activity, (http://www.youtube.com/watch?v=sT9Agff4xBE.) determine whether you believe that the behavior of a system can or cannot be captured without using UML sequence diagrams. Provide rationale.

• Determine whether or not you believe that every system being modeled must include state diagrams in order to understand state transitions. Support your position