Sunday, January 5, 2020

OOAD UML diagrams

Use case diagram

Class diagram

Sequence diagram

Sequence and Collaboration diagram

Collaboration diagram In a collaboration diagram we show the messages (methods of the receiving class, invoked by the sending class, by creating an instance i.e. an object of it, and invoking a method on that object) exchanged between the various objects of the system, in the order (time sequence with numbering) of execution.

Rational Rose is a very good software, freely downloadable, for drawing all types of UML diagrams. Here is the free download link https://en.freedownloadmanager.org/users-choice/Free_Download_Rational_Rose_Software.html

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