On the top, you can see the beginning, and then the diagram flow descends downwards to mark the sequence of all interactions in the system. UML Sequence Diagrams are designed so that they can depict a timeline. Symbol and Components of a UML Sequence Diagram Many Businessmen also use these diagrams to understand and establish systems too. Sequence Diagrams are used mostly by software developers to note down and understand the requirements of new and pre-existing systems.
The diagram is used to depict the interaction between several objects in a system. As you can guess from its name, the Sequence diagram shows the order in which interactions take place.A Sequence Diagram is one such type of diagram that can be designed with UML.Some of these are Interaction Diagrams, Structure diagrams, and behavior diagrams. We can design diagrams using the Unified Modelling Language in many ways.
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