Uml Starter

UML Tutorial

UML tutorial part1

Visual Case Tool - UML Tutorial

Welcome to the Visual Case Tool – UML

An introductory overview to UML (Unified Modeling Language) is given in the following pages with the help of Visual Case. UML is considered to be complex and rich modeling language and this tutorial aims to give you an overview of the most common aspects of this language.

Unified Modeling Language

UML)is a graphical modeling language that is used to enhance the object oriented designs. The language has been standardized so that the artifacts and components can be specified for the development of a software system. UMLS should be considered as a notation and not a process. This is because UML does not provide with a single method or design process, but is considered as a standardized tool that can be used in a design process.

There are in total eight UML diagrams which you can go through in this tutorial. But before we start,href=http://www.visualcase.com/visualcasedownload/logon.aspx

Download Visual Case(only the trial version - free of charge for 30 days)so to

aid in the understanding of the tutorial and for hands – experience.

The Use Case Diagram

Use case diagram is the first one in the design processes which most of the designers will start to work on while initiating a project. The use case diagram brings out the depiction of the high level user goals which are to be carried out by the system. Such high level user goals may not be necessarily actions or tasks, and on the other hand be specifications for the general systems functionalities.

Use Case

Technically defined, use case is actually a set of scenarios. Each of theses scenarios is actually an order of steps which define the interaction levels between an user and the system. A use case collates all the scenarios which implement a specific user goal.

A use case is a textual description of the scenario steps which are required for ideal or the positive flow and...