JSON Basics Quiz
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Questions and Answers

What is the structure of a JSON object?

  • Key-value pairs (correct)
  • Arrays only
  • Functions and variables
  • HTML tags

    • What does JSON stand for?

  • Java System Output Network
  • JSON doesn't stand for anything
  • Just Simple Object Names
  • JavaScript Object Notation (correct)

    • What is JSON used for?

  • Text editing
  • Video processing
  • Graphic design
  • Data interchange (correct)

    • How is the rank of a matrix related to its invertibility?

    <p>A matrix is invertible if and only if its rank is equal to the number of rows or columns</p> Signup and view all the answers

    What is the rank of a matrix?

    <p>The maximum number of linearly independent rows or columns in the matrix</p> Signup and view all the answers

    What does it mean if the rank of a matrix is less than the number of rows or columns?

    <p>The matrix is not invertible</p> Signup and view all the answers

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