
182 Part II The Step-by-Step Guide to the TIQM Quality System
Source Quality and Security Warranties or Certifications: The source
of information (1) guarantees the quality of information it provides
with remedies for non-compliance; (2) documents its certification in its
Information Quality Management capabilities to capture, maintain,
and deliver Quality Information; (3) provides objective and verifiable
measures of the Quality of Information it provides in agreed-upon
Quality Characteristics; and (4) guarantees that the Information has
been protected from unauthorized access or modification.
Equivalence of redundant or distributed data: Data about an object or
event in one data store is semantically Equivalent to data about the same
object or event in another data store.
Concurrency of redundant or distributed data: The Information Float
or Lag Time is acceptable between (a) when data is knowable (created or
changed) in one data store to (b) when it is also knowable in a redundant
or distributed data store, and concurrent queries to each data store pro-
duce the same result.
Currency: The “age” of the data is correct for the Knowledge Workers’ purpose
or purposes. Purposes such as inventory control for Just-in-Time Inventory
require the most current data. Comparing sales trends for last period to period
one-year ago requires sales data from the respective periods.
Quality Character ...