Relational Database Model Quiz
10 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which model describes the logical structure of a database?

  • Object-oriented model
  • Relational model (correct)
  • Hierarchical model
  • Network model
  • What are the basic components of the relational model?

  • Tables and columns (correct)
  • Tables and indexes
  • Tables and rows
  • Tables and keys
  • How is data redundancy handled in the relational database model?

  • By using foreign keys to reference duplicate data
  • By duplicating data in multiple tables (correct)
  • By using indexes to store duplicate data
  • By removing all duplicate data
  • What is the purpose of indexing in a relational database?

    <p>To optimize data retrieval</p> Signup and view all the answers

    What is the purpose of the data dictionary and system catalog in the relational database model?

    <p>To define the structure of the database</p> Signup and view all the answers

    True or false: The relational database model's logical structure is described in Chapter 3?

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

    True or false: The relational model's basic components include entities and relationships?

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

    True or false: Relational database operators are used to manipulate relational table contents?

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

    True or false: Data redundancy is handled efficiently in the relational database model?

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

    True or false: The purpose of indexing in a relational database is to improve data retrieval performance?

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

    More Like This

    Relational Database Model Quiz
    5 questions
    Relational Database Model Quiz
    53 questions
    Use Quizgecko on...
    Browser
    Browser