analysis and design of object oriented is onemodern paradigms for developing a system. in this paradigm, there are several objects and each object plays some specific roles. identifying objects (and classes) is one of the most important steps in the object-oriented paradigm. this paper makes a literature review over techniques to identify objects and then presents six taxonomies for them. the f...

The information universe provides the highest common framework found in all organizational information systems combining data models, business rules, organizational roles, and the members of an organization. Th,e conceptual model of development shows that a vertical dimension to design and implementation leads to an extensible and object oriented domain model. Extensibility and the object orien...

Essential modeling extracts essential user requirements [4, 6, 11. Here, we propose using essential model to identify, organize, and present essential requirements of users for object-oriented projects. Comparcd with an analysis model, an essential model does not decompose the problem of a project or suggest any solution for the problem. An essential model crystallizes externally visible requir...

This paper discusses the comparison between Traditional approaches and Object-Oriented approach. Traditional approach has a lot of models that deal with different types of projects such as waterfall, spiral, iterative and v-shaped, but all of them and other lack flexibility to deal with other kinds of projects like Object-Oriented. Object–oriented Software Engineering (OOSE) is an object modeli...