The ER model is primarily concerned with:
A. decomposing aggregate systems into smaller components.
B. representing data units and the relationships between them.
C. planning and managing large systems development projects.
D. modeling object-oriented software systems.
Answer:B
The ER model is primarily concerned with:
A. decomposing aggregate systems into smaller components. B. representing data units and the relationships between them. C. planning and managing large systems development projects. D. modeling object-oriented software systems.