Learn what non-functional requirements are, why they matter for software design, and how to model them with UML diagrams, the standard notation for software systems.

UML as a Data Modeling Notation, Part 1 UML as a Data Modeling Notation, Part 2 UML as a Data Modeling Notation, Part 3 The series of articles was originally presented in three parts. Part 1 set the ...

This study, therefore, intends to provide a UML based conceptual model for appointment booking system that enable system analyst and developers to gain advantage with regards to system development ...

Agent-oriented conceptual modeling notations such as i* represents an interesting approach for modeling early phase requirements which includes organizational contexts, stakeholder intentions and ...

UML activity diagrams UML activity diagrams depict step-by-step processes with a clear beginning and end. Activity diagrams are relevant in many business contexts and can be an excellent tool for ...

Description: Three major factors of defining a conceptual model of UML are: 1) Things: Things can be the annotation, grouping and structure. 2) Relationship: Relationship can be the association, ...

During the analysis phase of information systems development, systems analysts capture and represent systems requirements using conceptual models (such as entity-relationship diagrams, class diagrams, ...

This article, Part 3 of a three-part series, discusses the aesthetics of preparing and presenting data models – no matter what notation is used.