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Home ‣ Digital Electronics ‣ Describing Logic Circuits Comments
  • Question

  • A LOW placed on the input of an inverter will produce a HIGH output.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Describing Logic Circuits problems

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    • 1. In a text-based language, the circuit being described must be given a name.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. The inputs to an AND gate are: A = 1, B = 0, C = 1. The output will be LOW.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The Boolean expression for a three-input AND gate is X = ABC.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The complement of 1 is 0.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. The exclusive-OR is written in a Boolean equation as a plus sign with a circle around it.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A minimum of three universal NOR gates would be required to perform the logical operation of a 2-input AND gate.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. In an expression containing both AND and OR operations, the AND operations are performed first (unless parentheses indicate otherwise).

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The effect of an inverted output being connected to the inverting input of another gate is to effectively eliminate one of the inversions, resulting in a single inversion.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. The timing diagram for a two-input NAND gate is shown below. The gate is working correctly.


    • Options
    • A. True
    • B. False
      • Discuss
    • 10. A NAND gate consists of an AND gate and an OR gate connected in series with each other.

    • Options
    • A. True
    • B. False
      • Discuss

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