
160 Part II n The Step-by-Step Guide to the TIQM Quality System
Objective of Step P1.5
To ensure Information Models represent enterprise requirements for information
within a given subject of information; and to ensure that operational database
design is flexible, stable, and reused by all Information Consumers.
The step to Assess Information Architecture Quality can be seen in Figure 4-12.
P1.5
Assess
Information
Architecture
Quality
Participants:
Information Resource Quality Specialist
Information Consumer Representatives
P1.2.O1 Information
Group
Information Models
Data Definitions
P1.1.O1 Info Standards & Guidelines
Information Views
P1.5.O1 Information
Architecture Quality
Assessment
P1.5.O2 Info Model AVERT
P1.5.O3 Database AVERT
Techniques / Tools:
Quality Assurance Review
Structured Information View Walkthroughs
Information Resource Control Software
Pareto Chart
AVERT* (Architected, Value, Error, Redundant, Total)
Figure 4-12: P1.5 Assess Information Architecture Quality.
Inputs to Step P1.5
P1.2.O1
■n
Information Group for Information Product Specifications
Quality Assessment: This identifies the Entity Types and Attributes for
Information Model and Database Design Quality Assessment.
Hi-Level Business Information Model:
■n
The Business Information Models
to be assessed.
Detailed Operational Information Model:
■n
The Business Information
Models to be assessed.
Data Definitions:
■n
The defined meaning ...