Database Management Lecture Notes
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Questions and Answers

What is a database?

  • A disorganized set of information
  • A well-organized collection of relevant data (correct)
  • A collection of unrelated data
  • A random collection of data

    • What does SQL stand for?

  • Standardized Question Logic
  • Sequential Query Language
  • Simple Query Logic
  • Structured Query Language (correct)

    • How is an electronic database compared to?

  • A digital filing cabinet (correct)
  • A scattered pile of papers
  • A physical bookshelf
  • A chaotic storage room

    • What should databases not be confused with?

    <p>Database Management Systems (DBMS)</p> Signup and view all the answers

    What kind of information can an astronomer store in a database?

    <p>Names, types, locations, and other information about stars</p> Signup and view all the answers

    What does the SQL CREATE TABLE statement do?

    <p>Creates a new table</p> Signup and view all the answers

    What follows the CREATE TABLE statement in SQL?

    <p>The unique name or identifier for the table</p> Signup and view all the answers

    What does the PRIMARY KEY constraint define in SQL?

    <p>One or more columns that uniquely identify a record</p> Signup and view all the answers

    How can a copy of an existing table be created in SQL?

    <p>Using a combination of the CREATE TABLE statement and the SELECT statement</p> Signup and view all the answers

    What do NOT NULL constraints indicate in SQL?

    <p>Fields cannot be NULL when creating records</p> Signup and view all the answers

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