Câu 23: DMF: Data Management Fundamentals

A project scope includes the collection, exchange and reporting of data from multiple systems. Conceptual, logical and physical data models are maintained. How many models of each type can be expected?

1. A. More logical data models than physical data models, and more logical data models than conceptual data models
2. B. The same number of each of the model types
3. C. More conceptual data models than logical data models, and more logical data models than physical data models
4. D. Only 1 conceptual data model, 1 logical data model and 1 physical data model
5. E. More physical data models than logical data models, and more logical data models than conceptual data models — đáp án hiện tại