|
Data (What) |
Function (How) |
Network (Where) |
People (Who) |
Time (When) |
Motivation (Why) |
Objectives / Scope |
List of things important to the enterprise |
List of processes the enterprise performs |
List of locations where the enterprise operates |
List of organizational units |
List of business events / cycles |
List of business goals / strategies |
Model of the Business |
Entity relationship diagram (including m:m, n-ary, attributed relationships) |
Business process model (physical data flow diagram) |
Logistics network (nodes and links) |
Organization chart, with roles; skill sets; security issues. |
Business master schedule |
Business constraints
|
Model of the Information System |
Data model (converged entities, fully normalized) |
Essential Data flow diagram; application architecture |
Distributed system architecture |
Human interface architecture (roles, data, access) |
Dependency diagram, entity life history (process structure) |
Business rule model |
Technology Model |
Data architecture (tables and columns); map to legacy data |
System design: structure chart, pseudo-code |
System architecture (hardware, software types) |
User interface (how the system will behave); security design |
“Control flow” diagram (control structure) |
Business rule design |
Detailed Representation |
Data design (denormal-ized), physical storage design |
Detailed Program Design |
Network architecture |
Screens, security architecture (who can see what?) |
Timing definitions |
Rule specification in program logic |
Functioning system |
Converted data |
Executable programs |
Communica-tions facilities |
Trained people |
Business events |
Enforced rules |