Definition of Sets Quiz
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Questions and Answers

What is a set?

  • A collection of objects where each object must be repeated.
  • A method of organizing data in a linear fashion.
  • A collection of unique objects. (correct)
  • A single unique object.
  • Which of the following correctly represents an extensional definition of a set?

  • S = {x | x is an even number}
  • S = {x | x is greater than 5}
  • S = {x | x is less than 10}
  • S = {1, 4, 9} (correct)
  • How can a set be defined intensionally?

  • By listing the number of elements within the set.
  • By showing how elements interact within the set.
  • By describing a characteristic condition the elements satisfy. (correct)
  • By stating each element explicitly.
  • If S is defined as S = {x | x ∈ N AND x < 15}, what type of definition is this?

    <p>Intensional definition.</p> Signup and view all the answers

    Which of the following statements about the elements of a set is correct?

    <p>Each element must be unique.</p> Signup and view all the answers

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