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Class Relationships

• Dependency
• Association
  • Uni-Directional
  • Bi-Directional
  • Reflexive
  • Multiplicity 0..*
    • Aggregation
      • Composition
• Generalization / Inheritance
• Realization / Implementation

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Differences

• Dependency
  • parameter
  • return value
  • local access
• Association
  • fields
• Aggregation
  • contains-a
  • lifecycle independently
• Composition
  • has-a
  • lifecycle associated

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