The first step is to identify the classes that are relevant to your system or problem domain. A class is a blueprint or template that defines the attributes and methods of a group of objects that ...

Class and sequence diagrams ... use a pattern similar to this example to handle events within your application. Sequence diagram In Figure A, the EventExample object sends a message to the ...

For example, an Online Shopping System will have objects such as shopping cart, customer, product item, etc. Class: Class is the prototype or blueprint of an object. It is a template definition of the ...