UML Basics

UML = Unified Modelling Language

UML Models

• Business System Model (BSM)
• IT System Model (ISM)

UML Views

• BSM
  - External view
  - Internal View
• ISM
  - Static view
  - Dynamic view

UML Diagrams

• Class diagram
• Component diagram
• Sequence diagram
• State diagram
• Activity diagram
• Layer diagram
• Use Case diagram