Which of the following statements is true of the differences between data marts and data warehouses?
A) Data marts cost lesser than data warehouses.
B) Data marts have longer lead time for implementation than data warehouses.
C) Data marts have central control, whereas data warehouses provide local control.
D) Data marts contain more information than data warehouses.
E) Data marts are harder to navigate than data warehouses.

Question

Quizplus · Accepted Answer

Data marts are smaller, more focused databases designed for the needs of a specific department or team within an organization, making them less expensive and quicker to implement than the larger, more comprehensive data warehouses that serve the entire organization.

Which of the Following Statements Is True of the Differences