Uml Presentation

UMLUnified Modeling Language

What is UML ?

A modeling language which provides a standardway to visualize the design of a systemarchitecture.UML diagrams show the system activities,components, entities, as well as the way which allthese parts communicate together.UML has several diagram types and each one ofthem is used for a different purpose.

3 Main UML Diagram Types

Structural: Emphasize on how the things whichconsist of a system are structured.Behavioral UML diagrams: Emphasize on howthe system and it's components are behave.Interaction diagrams: Consist of a subset ofbehavior diagrams, emphasize the flow of controland data among the elements of the system.

Structural UML Diagrams

Package DiagramIncludes packages containing use cases orclasses to illustrate the functionality of a softwaresystem.Uses packages to represent the different layersof the architecture of a software system.

Package Diagram Example #1

Package Diagram Example #2

Structural UML Diagrams

Data Model ProfileIt is a UML extension to support the modelling ofrelational databases in UML.Classes can mapped to database tables.

Data Model Example #1

Data Model Example #2

Data Model Example #3

Data Model Example #4

Behavioral UML Diagrams

Use Case DiagramA use case diagram is a representation of a user's interaction with the system and depicting the specif ications of a use case.

Use Case Diagram Example #1

Use Case Diagram Example #2

Use Case Diagram Example #3

Behavioral UML Diagrams

Activity DiagramActivity diagrams show the overall f low of control and constructed from a limited number of shapes, connected with arrows.

Activity Diagram Example #1

Interaction UML Diagrams

Sequence Diagram UML sequence diagrams are used to show how

objects interact in a given situation. An important characteristic of a sequence diagram is that time passes from top to bottom.

Sequence Diagram Example

Thank you !

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