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Comparison: Manual vs. Electronic Databases
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Comparison: Manual vs. Electronic Databases

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Questions and Answers

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

  • To distinguish between manual and automated databases
  • To uniquely identify each record in a table (correct)
  • To sort records alphabetically
  • To apply custom animations to a presentation

    • Which field property in a database defines the maximum number of characters that can be stored in a text field?

  • Pixel
  • Field size (correct)
  • Resolution
  • Format

    • In a database, what is the purpose of a foreign key?

  • To list objects of DBMS
  • To identify relationships between tables (correct)
  • To create form using form wizard
  • To design still graphics using a graphic software

    • When creating a table in a database, what data type would be most suitable for storing dates and times?

    <p>Date / Time</p> Signup and view all the answers

    Which action distinguishes manual databases from automated databases?

    <p>Retrieves required information by using queries</p> Signup and view all the answers

    What field property in a database specifies the display format of data, such as currency or date?

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

    Which of the following is a common misconception about foreign keys in a database?

    <p>They can be any field in a table</p> Signup and view all the answers

    When creating queries in a database, what is the main purpose of sorting records?

    <p>To arrange records in a specific order based on criteria</p> Signup and view all the answers

    What action involves selecting and setting the most suitable field as the primary key in a database?

    <p>Selecting appropriate data types in creating tables</p> Signup and view all the answers

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