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?

    <p>An attribute of the entity</p> Signup and view all the answers

    What is a database typically made up of?

    <p>Several tables</p> Signup and view all the answers

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

    <p>To uniquely identify each record and link to other tables</p> 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?

    <p>Relational</p> Signup and view all the answers

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

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

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

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

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

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

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