What does it mean for a data warehouse to be multidimensional?
A) The database stores data, facts, and definitions for all stored information
B) Data can be linked to other sources of internal and external information
C) The files stored in a warehouse contain multiple layers of columns and rows
D) Customer information can be related to sales, departmental, and organizational information

Question

Quizplus · Accepted Answer

A multidimensional data warehouse organizes data in a way that allows for analysis along multiple dimensions, such as time, geography, product, and sales channel. This is typically achieved through the use of a star schema or snowflake schema, which involves multiple layers of columns and rows.

Option A is not entirely accurate, as the data warehouse may not necessarily store definitions for all stored information. Option B is also not a clear definition of a multidimensional data warehouse. Option D is too specific and only mentions one example of how data can be related in a multidimensional warehouse.

What Does It Mean for a Data Warehouse to Be