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Glossary of ISOM Quiz III Chpt 8

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Created by ddeetz

a separate data repository of analytically useful information) provided the ability to support data-analysis based decision making without disrupting the day-to-day operations
Data Warehouse
The _____ ______of a data warehouse is to aggregate (gather) information throughout an organization into a single repository for _____-_____ purposes
primary purpose; decision-making
encompasses all of the information contained within a single business process or unit of work, and its primary purpose is to support the performing of daily operational tasks
Transactional Information
encompasses all organizational information, and its primary purpose is to support the performing of managerial analysis tasks
Analytical Information
analytical information is based on ______ information
transactional
a collection of transactional information
Operational(regular) database
a collection of analytical information
Data Warehouse
a process that extracts information from internal and external databases, transforms the information using a common set of enterprise definitions, and loads the information into a data warehouse

Extraction, transformation, and loading (ETL)
contains a subset of data warehouse information
Data Mart
type of data mart extracted from data warehouses
Dependant data mart
type of data mart that is a stand alone mini data warehouses
independant data mart
-a process that weeds out and fixes or discards inconsistent, incorrect, or incomplete information

-Part of the ETL process

Informational Cleansing and Scrubbed
-the process of analyzing data to extract information not offered by the raw data alone
Data Mining
use a variety of techniques to find patterns and relationships in large volumes of information and infer rules from them that predict future behavior and guide decision making
Data Mining Tools

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