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Database Design Fundamentals

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Questions and Answers

What is the primary function of a database in an organization?

To store and secure data

To manage and analyze customer relationships

To enter, modify, retrieve, and report information (correct)

To design and implement system architecture

What is a table in a database comprised of?

A single entity

Many records (correct)

Multiple databases

Several fields

What does a record in a database represent?

An attribute of an entity

Information relating to a single instance of an entity (correct)

A collection of similar entities

A entire business application

What is a field in a database?

An attribute of the entity Signup and view all the answers

What is a database typically made up of?

Several tables Signup and view all the answers

What is the primary purpose of a key field in a database?

To uniquely identify each record and link to other tables Signup and view all the answers

What is the term used to describe the way different tables in a database are linked to one another?

Relational Signup and view all the answers

What is the purpose of a primary key field in a table?

To uniquely identify each record in the table and link to similar foreign key fields Signup and view all the answers

What is the relationship between a primary key field and a foreign key field?

A primary key field is used to link to a foreign key field in another table Signup and view all the answers

What is the purpose of a secondary or foreign key field?

To link to a primary key field in another table Signup and view all the answers