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Friday, May 28, 2010

Week 9- Business process modelling

Business process modelling


             It is software engineering is the activity of representing process of an entire organization. It is mainly using by analysts and managers who are improve process efficiency and quality. In this process they may not require information technology. 

Business process modelling defines in:
•  The various model elements may be joined together
•  produces a coherent picture of a named business process
•  includes the inputs, outputs, events, goals and other resources
   which are of significance (Ince D,2004)






Value-added ethical design

          Online system is very hard to maintain because e-commerce applications are growing quickly. It protects personal integrity, privacy, identity theft. Business process modelling is needed can include ethical values as a way of increasing value made by business process. Some people are still avoiding exchanging their information online. People value privacy and their personal integrity, but computerised record keeping in online databases can disturb feelings of trust in online information exchange.
Why modelling with UML
            It is easy to solve the problems with the help of algorithm description for methods. The important for the event determined processes that may exist behind fields. The holistic model of the development environment is required and this process is part of object modelling technique. Object modelling consists of set of classes. The classes define the properties and actions of the object in present life. Once class is defined, many objects of that same class can be created. But in this case not every class is related to other class. The eight main diagrams used in UML are: (Conallen,2003)

1. Use Case
2. Class
3. Sequence
4. Collaboration
5. State chart
6. Activity
7. Component
8. Deployment diagrams

References

Ince, D 2004, 'Developing distributed and e-commerce applications', 2nd edn, Addison-Wesley, Harlow, Essex, UK.

Conallen, J 2003, Building web applications with UML, 2nd edn, Addison-Wesley, Reading, MA.

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