A. internal schema.
B. conceptual schema.
C. programming schema.
D. external schema.
Answer: Option C
The most important reason for data architecture is reliability.
In enterprise data modeling, which is incorrect?
A. You review current systems.
B. You implement the new database.
C. You describe the data needed at a very high level of abstraction.
D. You plan one or more database development projects.
An entity type is which of the following?
A. A major category of data about people, place, and things
B. The various departments of an organization
C. The application software
D. The business processes the support the mission of an organization
Functional decomposition is the process of breaking down the functions of an organization into greater levels of detail.