Registered Health Information Administrator (RHIA) — Question 13

Differentiate between the physical and logical data models.

Answer options

• A. The physical data model shows how the logical model will be created and the logical da model shows the technology plan to be used.
• B. The logical data model shows what the system should do and the physical data model sho how the logical data model will be created.
• C. The logical data model uses DFDs and the physical data model uses entity relations models.
• D. The physical data model uses DFDs and the logical uses entity relationship model.

Correct answer: B

Explanation

Answer B is correct because it accurately describes the logical data model as representing the system's intended functionality, while the physical data model focuses on the implementation of that functionality. The other options incorrectly define the roles of the models or mix their characteristics.