Question

Entity-Relationship Diagram (ERD), is a model used in what kind of design?

a. Data Warehouse
b. File Processing
c. Relational Database
d. Querying

Answer 1

ERD is a model used in relational database design to visualize the structure of a database.

Step-by-step explanation:

Entity-Relationship Diagram (ERD) is a model used in relational database design. It helps visualize the structure of a database by representing the entities, their attributes, and the relationships between them.