SQL Mastery Quiz
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Questions and Answers

What is SQL primarily designed for?

  • Stream processing in a non-relational data stream management system
  • General-purpose programming
  • Managing data in a relational database management system (correct)
  • Managing data in a non-relational database management system

    • What advantage did SQL introduce over older read–write APIs?

  • Automating data backup processes
  • Enabling parallel processing of data
  • Accessing many records with one single command (correct)
  • Reducing the complexity of data structures

    • Which mathematical concepts was SQL originally based upon?

  • Relational algebra and tuple relational calculus (correct)
  • Set theory and graph theory
  • Linear algebra and integral calculus
  • Boolean algebra and differential calculus

    • Which type of language is SQL commonly classified as?

    <p>Data query language (DQL)</p> Signup and view all the answers

    What kind of data is SQL particularly useful in handling?

    <p>Structured data</p> Signup and view all the answers

    What does SQL stand for?

    <p>Structured Query Language</p> Signup and view all the answers

    What was one of the main advantages that SQL offered over older read-write APIs?

    <p>Accessing many records with one single command</p> Signup and view all the answers

    Which type of language in SQL is used for data definition?

    <p>Data Definition Language (DDL)</p> Signup and view all the answers

    What is SQL particularly useful in handling?

    <p>Structured data</p> Signup and view all the answers

    What was SQL originally based upon?

    <p>Relational algebra and tuple relational calculus</p> Signup and view all the answers

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