Js3 Truth Table Test (Week 4 Covid)

10 Questions | Total Attempts: 58

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Js3 Truth Table Test (Week 4 Covid)

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Questions and Answers
  • 1. 
    Which truth table is displayed?
    • A. 

      AND

    • B. 

      OR

    • C. 

      NOR

    • D. 

      NAND

  • 2. 
    Which of these is NOT a logic gate?
    • A. 

      NAN

    • B. 

      NAND

    • C. 

      AND

    • D. 

      NOR

  • 3. 
    Which gate has all outputs as zero except when the 2 inputs are 1?
  • 4. 
    Why is NOT gate referred to as an inverter?
    • A. 

      It turns signals upside down

    • B. 

      It does not allow signals in easily

    • C. 

      It accepts signals and changes them to their opposite

    • D. 

      It only changes zero to one

  • 5. 
    Which of these are TRUE about NAND gate?
    • A. 

      Output is 1 when both inputs are the same

    • B. 

      The output is zero when both inputs are 1

    • C. 

      It is also known as NOT AND gate

    • D. 

      Output is 1 when the 2 inputs are not the same

  • 6. 
    What is the output missing in the table?
    • A. 

      0

    • B. 

      1

    • C. 

      -1

    • D. 

      Nil

  • 7. 
    Identify the logic gate
    • A. 

      AND

    • B. 

      NOR

    • C. 

      NAND

    • D. 

      OR

  • 8. 
    The full form of XNOR gate is 
    • A. 

      Extreme NOR

    • B. 

      Exclusive OR

    • C. 

      Exclusive NOR

    • D. 

      Extreme NOR

  • 9. 
    Truth table is logic gates diagram in table form
    • A. 

      True

    • B. 

      False

  • 10. 
    Which of these is NOT an application of logic gates?
    • A. 

      Door bell

    • B. 

      Light switches

    • C. 

      Microprocessors

    • D. 

      Computer buttons

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