MBSE with CORE 100821

Key Semantics of Sequence Diagrams, cont.

• Interaction operators • Lightweight (and incomplete) representation of structure enclosing functions and nested operators • Par – parallel • Alt – exclusive OR • Loop • Messages • Items sent and received between interacting elements • Represented as lines with arrowhead for direction of flow

Additional information available in Chapter 10 of A Practical Guide to SysML

379

Mapping Sequence Diagrams

Level of Detail: Medium Audience: General Content: Specification of sequence (but not control), allocation, and triggering Use: Initial capture of threads when focusing purely on triggering aspects; communication with software engineers

380

MBSE with CORE