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Home ‣ Electronics ‣ Analog to Digital Comments
  • Question

  • In digital electronic circuits, information is first converted to a coded group of pulses.


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  • A. True
  • B. False

  • Correct Answer
  • True 

    • Analog to Digital problems

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    • 1. The coded group of pulses in a digital electronic circuit consists of a series of HIGH and LOW voltages.

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    • A. True
    • B. False
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    • 2. The decimal code system used ten levels of voltage.

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    • A. True
    • B. False
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    • 3. Digital systems using the 10-state system are more accurate than those using the two-state system.

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    • A. True
    • B. False
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    • 4. The voltages in digital electronics are continuously variable.

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    • A. True
    • B. False
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    • 5. Breakdown voltage and pinch-off voltage of a JFET are different terms for the same voltage level.

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    • A. True
    • B. False
      • Discuss
    • 6. Digitizing a signal converts it from digital to analog.

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    • A. True
    • B. False
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    • 7. Most of the input signals applied to a computer for storage or processing are digital in nature.

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

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    • A. True
    • B. False
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    • 9. The exclusive-NOR (XNOR) gate is simply an OR gate followed by a NOT gate.

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    • A. True
    • B. False
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    • 10. If the output of a gate is OFF when the inputs are the same, and ON when they are different, the gate must be an exclusive-OR.

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    • A. True
    • B. False
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