What Is a Technique for Document the Entities and Relationships

question 13

Multiple Choice

What is a technique for document the entities and relationships in a database environment?

• A) Entity-relationship diagram
• B) Data model
• C) Database
• D) Relational database model

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Definitions:

Data

Information, especially facts or numbers, collected to be examined and considered and used to help decision-making.

Value for Y

This term does not directly correspond to a widely recognized economic concept without additional context. It may be used in specific mathematical or economic models to denote the value of a variable Y.

Marginal Utility

The change in total utility a person receives from consuming one additional unit of a good or service.

Change in Total Utility

The difference in the overall satisfaction a consumer receives before and after the consumption of an additional unit of a good or service.