Which of the following statements about data warehouses is not true?
A)They store supply data to be used across the enterprise for management analysis and decision making.
B)Data warehouse systems provide a range of ad hoc and standardized query tools, analytical tools, and graphical reporting facilities.
C)They may include data from Web site transactions.
D)Data warehouse systems provide easy-to-use tools for managers to easily update data.

Question

Quizplus · Accepted Answer

Data warehouse systems are designed to store and analyze data, not to allow easy updates by non-technical users. The data is usually loaded from various sources at regular intervals and is then made available for analysis. Data updates are typically done in the source systems, and then the updated data is loaded into the data warehouse as part of a scheduled process.

Which of the Following Statements About Data Warehouses Is Not