The online shopping cart sequence diagram has several boxes (objects): the system user, online shopping cart, accounts database, and system interface. Each item has a column, and arrows indicate the messages that are sent between them. The sequence diagram is designed to portray a timeline that starts at the top and gradually lowers to show the sequence of interactions. The box figures represent the object, the stick man is for the user, and the broken lines are for the lifelines. It has the figures which will clarify the sequence of activities and their alternatives. The explanation for the online shopping cart discusses how the illustration works. Online Shopping Cart Sequence Diagram (Explanation) It is more effective and efficient to manage and monitor the users’ activities using the log records in online shopping. It can still be modified and added with your desired functions and scenario. The illustration is based on the main process of online shopping cart. UML Sequence Diagram for Online Shopping Cart It uses symbols to represent the included objects and their roles in the shopping cart sequence diagram. This design presents the actual sequence of events and interactions between the online shopping cart. The designed sequence diagram for the system’s online shopping cart gives you the exact scenario when the project is in use. UML Sequence Diagram for Online Shopping Cart (Illustration) This sequence diagram shows how messages move from one object to another in a way that makes sense. The online shopping cart uses a sequence diagram to show how objects interact and how they happen sequentially. It shows objects that communicate within the online shopping cart, with messages going from them to each other down the process in a certain order. Sequence diagrams are good for showing how objects work together and in what order the events occur. The sequence diagram is used to look at the behavior of multiple objects within the online shopping cart. UML Online Shopping Cart Sequence Diagram Description

Because it depicts the interaction logic between the items in the system in the time order in which they occur, the sequence diagram is quite valuable. It’s a form of interaction diagram since it shows how a group of things interacts and in what sequence.Ī sequence diagram is a useful tool for documenting a system’s needs and fleshing out its architecture. According to, a UML sequence diagram helps software engineers and business experts figure out what the project should perform and how to describe a process that is already in place.

How to create sequence diagram online