A data warehouse is composed of
A) historical data from legacy systems.
B) current data.
C) internal and external data sources.
D) historic and current internal data.

Question

Quizplus · Accepted Answer

A data warehouse is typically composed of historic and current internal data, rather than data from external sources or legacy systems. Its purpose is to provide a consolidated view of an organization's data in order to support strategic decision-making.

A Data Warehouse Is Composed of