What UML does not explicitly identify is some form of contextdiagram. Such a diagram can provide very useful information fordevelopers, both at this point in system development and later inthe design ...

A class diagram describes the attributes and operations of a class and also the constraints imposed on the system. Class diagrams are widely used in the modeling of object-oriented systems because ...

The essential UML logic diagrams are the class diagrams: they represent the classes of objects that make up a program. Object diagrams are used as the basis to show scenarios of dynamic evolution of ...

A sequence diagram has two dimensions: The vertical dimension shows the sequence of messages in the chronological order that they occur; the horizontal dimension shows the object instances to which ...

3) Diagrams: Diagram can be the class diagram, sequence diagram activity diagram use case diagram etc. The UML architecture consists of four important principles. They are: · Design: It means class ...

The Query Response Time (QRT) system is modeled with the help of UML class concept. The QRT system contains the six major classes with their major attributes as shown in Figure 1 below. In the present ...

We discuss how to use our TACCLE methodology to test UML-based software at cluster-level. In UML model, message passing across different classes in a given use case is described by interaction diagram ...