An integrated collection of enterprise-wide data that includes five to ten fiscal years of non-volatile data, used to support management in decision making and planning is referred to as:
A)Operational Database
B)Relational Database
C)Data Storage
D)Data Warehouse

Question

Quizplus · Accepted Answer

A data warehouse is a collection of data that is designed to support management in decision making and planning. It contains historical data from various sources, organized in a way that makes it easy to access and analyze. Unlike operational databases, which are typically optimized for transaction processing, data warehouses are optimized for querying and analysis. A data warehouse typically includes five to ten years of data, and is updated on a regular basis using a process known as ETL (extract, transform, load).

An Integrated Collection of Enterprise-Wide Data That Includes Five to Ten