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Home ‣ Electronics ‣ Combinational Logic Circuits Comments
  • Question

  • A multiplexer is a device that outputs a fixed sequence of binary states on each clock pulse.


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  • A. True
  • B. False

  • Correct Answer
  • False 

    • Combinational Logic Circuits problems

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    • 1. An AND gate and two INVERTERs can be connected to act as a basic decoder.

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    • A. True
    • B. False
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    • 2. An encoder circuit is designed to generate specific codes.

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    • A. True
    • B. False
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    • 3. Parity checking can only detect an odd number of errors.

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    • A. True
    • B. False
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    • 4. A multiplexer is a device that chooses which output to send an input to by means of select lines.

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    • A. True
    • B. False
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    • 5. A decoder with two inputs will have two outputs for the decoded value.

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    • A. True
    • B. False
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    • 6. The general function of a decoder is to activate one or more circuit outputs upon detection of a particular digital state.

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    • A. True
    • B. False
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    • 7. A hexadecimal decoder selects one of sixteen outputs depending on the 8-bit binary input applied.

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    • A. True
    • B. False
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    • 8. A sixteen-input multiplexer will need three data select input control lines.

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    • A. True
    • B. False
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    • 9. An asynchronous decade counter increases its value by ten for each clock pulse.

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    • A. True
    • B. False
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    • 10. A multiplexed display circuit uses a technique called time division modulation.

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    • A. True
    • B. False
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