1. All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications.

A. True
B. False

2. Database management systems were first introduced in the 1950s.

A. True
B. False

3. Databases that contain historical and summarized information are usually called data warehouses.

A. True
B. False

4. An advantage of the database approach is the creation of maximum data redundancy.

A. True
B. False

5. An enterprise data model is a relational model that shows the high-level entities for the organization and associations among those entities.

A. True
B. False