Home » MCQs » DBMS MCQs » DBMS Data Models MCQs

What is TRUE about Relational Data Model?

5. What is TRUE about Relational Data Model?

1. Tables are used in relational models to represent data and the relationships between them.
2. Edgar F. Codd presented this model in 1969.
3. Most commercial data processing applications use the relational data model.
4. All of the above

Answer: D) All of the above

Explanation:

The following statements are TRUE about Relational Data Model –

1. Tables are used in relational models to represent data and the relationships between them.
2. Edgar F. Codd presented this model in 1969.
3. Most commercial data processing applications use the relational data model.