A data mart usually can be constructed more rapidly and at lower cost than a data warehouse because:
A)it typically focuses on a single subject area or line of business.
B)all the information is historical.
C)it uses a Web interface.
D)all of the information belongs to a single company.

Question

Quizplus · Accepted Answer

A data mart typically focuses on a specific subject area or line of business, which means that it requires less data and can be constructed more quickly and cost-effectively than a comprehensive data warehouse. Additionally, data marts can often be developed using existing data integration tools and may not require a separate data architecture. However, this also means that data marts may be limited in scope and not offer the same level of comprehensive analytics and insights as a data warehouse.

A Data Mart Usually Can Be Constructed More Rapidly and at Lower