Information System Modeling

Whether you build a website, create an information system, or building e-services (E-commerce, E-Government, etc.), you should consider creating a model that guide you to understand the vision of the project as well as documenting the software requirements. On this article, we will discuss what the diagram that should be made to create information system modeling.

Step

Diagram

Standard adoption

Purpose

Comment

1

User Hierarchies

Use Case Diagram (UML)

Identify all the actors of the system

Mandatory

2

Business Flow Diagram

Business Interaction Diagram (UML) or Business Process Modelling Notation (BPMN)

Describing how the overall business process works

Optional, become mandatory for complex information system

3

Business Process Diagram

Activity diagram or BPMN

Describing how each business process works

Mandatory

4

Solution Architecture

Component Diagram and Deployment Diagram

Identify the component, external system, and infrastructure that are needed

Mandatory

5

Data Modeling

Entity Relationship Diagram (ERD)

Identify the data that should be managed by the system

Mandatory

6

Information Architecture

Sitemap, Mind mapping

Identify the information structure of the user interface

Optional, become mandatory for web site or information system

7

Low fidelity mockup

UI Mockup

Describing the interaction between user and the system

Mandatory

 

The good news is that you can build with one single software to create them all such as Sparx System Enterprise Architect or Visio.

Is the diagram being to be complicated? Let me know in the comments!

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