To plot your Sequence diagram, you need to place first the objects involved and their lifelines. You will base the sequence of events (interaction) from the evaluated information to have the exact Sequence Diagram. To plot the sequence diagram you will need the objects, messages, and lifelines. You just need to evaluate these data and pick useful information. The gathered information from the targeted users is very useful in creating a sequence diagram. It will help you understand the work of the diagram and avoid unwanted errors. Step 3: Analyze the activities includedĪnalyzation is very important in creating a sequence diagram.This information will help you in proceeding with the next step. You may ask them about the common activities that they do when doing tasks online shopping. Your project is Online Shopping System for school, then your users would be the Staff, Admin, and the students. Your targeted users will be the ones to use your project. Īfter the symbol familiarization, you’ll need to determine your targeted users.
Emphasizing the System’s behavior would be much easier by using these Sequence Diagram symbols. Their symbols and applications must be familiarized before you build the Sequence Diagram.Įach of the sequence diagram symbols shows the overall System interaction. Sequence Diagram Symbols – are used to create a Sequence Diagram to emphasize the system’s interactions in terms of its’ message sequences. Step 1: Familiarize Sequence Diagram Symbols.Steps in creating a Sequence Diagram for Online Shopping System.
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