Which of the following is a highly popular technique for creating a data model with which the developers describe the content of a database by defining what is to be stored in the database and the associations among them?
A) entity-relationship (E-R) data model
B) Unified Modeling Language (UML)
C) object-relational model
D) semantic data model

Question

Quizplus · Accepted Answer

The entity-relationship (E-R) data model is a highly popular technique for creating a data model. It enables developers to describe the content of a database by defining what is to be stored in the database and the associations among them. The E-R data model allows the developers to conceptualize the database in terms of entities, attributes, and relationships, which makes it easier to optimize performance, create efficient queries, and ensure data integrity. The other options, such as UML, object-relational model, and semantic data model, are not typically used for creating data models specifically for databases.

Which of the Following Is a Highly Popular Technique for Creating