UML Tutorials - Herong's Tutorial Examples - Version 1.01, by Dr. Herong Yang
What Is a Sequence Diagram?
This section describes the UML Sequence Diagram, which presents interaction behaviors of multiple objects by showing communication message interchange sequences between them.
What Is a Sequence Diagram? A Sequence Diagram is a diagram that describes interaction behaviors of multiple objects by showing communication message interchange sequences between them.
In the OMG UML 2.4.1 specification, Sequence Diagram is referred as: Sequence Diagram focuses on the Message interchange between a number of Lifelines.
The picture below shows you a good example of a Sequence Diagram describing interaction behaviors
between an email client computer and a server computer with sequenced messages:
Last update: 2014.
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