Sequence Diagram Example: Add Course


A UML sequence diagram shows object interactions in time sequence by showing the messages involved, arranged from top to bottom of the diagram. This is a sequence diagram for course management. It shows the interactions between registrar and registration manager in adding a course.

This simple sequence diagram example and template can be edited with Visual Paradigm Online, an online diagramming software. Click Use this Template to edit this sequence diagram template, or click Create Blank to create a new one.

What is Sequence Diagram?

Sequence diagrams, a kind of Interaction diagrams that capture the interaction between objects in the context of a collaboration. A sequence diagram shows the order of the interaction visually by using the vertical axis of the diagram to represent time what messages are sent and when. It is typically used to model a single scenario of a use case of a system.

Which behavior diagram should you choose?

  1. You should use sequence diagrams when you want to look at the behavior of several objects within a single use case.
  2. If you want to look at the behavior of a single object across many use cases, use a state diagram.
  3. If you want to look at behavior across many use cases or many threads, consider an activity diagram.

Keen to try VP Online?

No limitations, no obligations, no cancellation fees.

Start a Free Trial

We use cookies to offer you a better experience. By visiting our website, you agree to the use of cookies as described in our Cookie Policy.