1 SYS366 Lecture - Business Use Cases How to Identify Them

2 Today Identifying Business Use Cases

3 Business Use Cases “An abstract form of use case that is independent of the concrete possibilities and requirements for its (IT-related) implementation.”* * Developing Software with UML: Object-Oriented Analysis and Design in Practice, Bernard Oestereich, p. 72.

4 Business Use Cases How to identify a Business Use Case? – Look for processes the company uses to satisfy the requests of the business actors Processes could be an event that the business needs to respond to or it could be an event where the business needs to generate some kind of response back Can include manual as well as automated processes

5 Business Use Cases Where does a Use case start? – “At the start there is always a commercial trigger, a commercial event Customer would like to conclude a contract Customer would like some information Marketing department would like a statistical evaluation of reservations”* * Developing Software with UML, Object-oriented Analysis and Design in Practice, Bernard Oestereich, p. 74.

6 Business Use Cases Where does a Use case end? – “At the end a result has been produced that has “commercial value” A vehicle registration A letter to the customer A business management evaluation”* * Developing Software with UML, Object-oriented Analysis and Design in Practice, Bernard Oestereich, p. 74.

7 Business Use Cases How to identify the Actors? – Look for who is placing requirements on the business. – Anybody who is directly or indirectly involved affected by the business process. Directly: someone who will have direct contact with the business process Indirectly: someone who does not have direct contact with the business process but who is involved in the business

8 Business Use Cases Example of Actors: – Users – Other departments or businesses – Clients or Management – Customers

9 In-class Exercise Download the functions exercise you worked on as a team last Friday Add another column called the Actor and enter the job titles of the persons who are performing the functions, e.g., veterinarian, vet tech, assistant, security guard Upload the revised functions table to the team web site and link it to the labs deliverables as Lab 5.