Introduction to Propositional Logic Quiz
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Questions and Answers

Which of the following is a compound proposition?

  • Today is Friday
  • 2+3=5
  • Cairo is the capital of Egypt
  • 𝑥+3=7 (correct)

    • Which of the following is a declarative sentence that is not a proposition?

  • 2+3=5
  • Read this carefully.
  • 𝑥+3=7
  • What time is it. (correct)

    • What is the truth value of the proposition '5−2=1'?

  • True
  • Neither True nor False
  • False (correct)
  • Partially True

    • Which of the following is an open proposition?

    <p>𝑥+3=7</p> Signup and view all the answers

    What is the area of logic that deals with propositions called?

    <p>Propositional logics</p> Signup and view all the answers

    Which of the following is a compound proposition?

    <p>𝑥+3=7</p> Signup and view all the answers

    Which of the following is an open proposition?

    <p>𝑥+3=7</p> Signup and view all the answers

    What is the negation of the proposition 'Cairo is the capital of Egypt'?

    <p>Cairo is not the capital of Egypt</p> Signup and view all the answers

    Which of the following is a declarative sentence that is not a proposition?

    <p>What time is it.</p> Signup and view all the answers

    What is the truth value of the proposition '𝑥+3=7'?

    <p>True for 𝑥 = 4</p> Signup and view all the answers

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