[설계·모델링] UML - 시퀀스 다이어그램(Sequence Diagram)

#SequenceDiagram,#UML,#InteractionDiagram,#SequenceDiagramDefinition,#SequenceDiagramPurpose,#UMLModeling,#DynamicInteraction,#ObjectInteraction,#UsecaseRealization,#ProgrammingSpecifications,#DiagramCreation,#ActorPositioning,#ClassPositioning,#MessageDe