Database Concepts Quiz
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Questions and Answers

What is an entity in the context of a database?

  • A computer program
  • A thing or object of importance about which data must be captured (correct)
  • A database management system
  • A data attribute

    • What is a database?

  • A collection of spreadsheets
  • A physical storage device
  • A set of programming instructions
  • A repository that stores information about different entities and contains relationships among entity sets (correct)

    • What is data modeling in database design?

  • The process of optimizing database performance
  • The process of capturing the structure of data and the relationships among data (correct)
  • The process of writing database queries
  • The process of documenting complex software designs

    • What is normalization in database design?

    <p>The process of organizing data to minimize redundancy and dependency</p> Signup and view all the answers

    What is a database in the context of information storage and management?

    <p>A database is an electronic store of data that stores information about different 'things' and contains entities, entity sets, and relationships among entity sets.</p> Signup and view all the answers

    What are integrity rules in the context of a relational data model?

    <p>Rules that maintain data consistency and accuracy in a database</p> Signup and view all the answers

    What is an entity in the context of a database?

    <p>An entity is a thing or object of importance about which data must be captured, such as a person, place, event, or item.</p> Signup and view all the answers

    What is data modeling in the context of database design?

    <p>Data modeling is the process of defining the structure of the data to be stored in the database, including the entities, attributes, and relationships among entity sets.</p> Signup and view all the answers

    What are the basic terms used to describe the structure of a database?

    <p>The basic terms used to describe the structure of a database include entity, data, attributes, entity set, database relationships, and integrity rules.</p> Signup and view all the answers

    What is the purpose of normalization in database design?

    <p>The purpose of normalization in database design is to reduce data redundancy and improve data integrity by organizing data into tables and defining relationships between them.</p> Signup and view all the answers

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