From the course: Building a Cloud Architecture Diagram

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Sequence diagrams

Sequence diagrams

From the course: Building a Cloud Architecture Diagram

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Sequence diagrams

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- [Instructor] UML sequence diagram is going to deal with sequences from start to finish. Also over a period of time, really, because the sequences will take time. So we're visualizing the interactions within workloads, maybe a business process, or within workloads and IT infrastructure over that period of time. Understanding the flow of control and the dependencies between the different parts of the system can also help in design and troubleshooting. Presenting a sequence diagram to a technical audience, or maybe even a non-technical audience, will help identify any problems, potentially performance bottlenecks, from a technical point of view. But there could be other issues pointed out by a non-technical audience that may surprise you. The elements of a sequence diagram include a lifeline. The instance of interaction. It's shown as a broken vertical line. Top to bottom. There's communication between the instances, and…

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