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Home ‣ Digital Electronics ‣ Combinational Logic Circuits Comments
  • Question

  • The CASE control structure is used when an expression has a list of possible values.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Combinational Logic Circuits problems

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    • 1. Even parity is the condition of having an even number of 1s in every group of bits.

    • Options
    • A. True
    • B. False
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    • 2. The abbreviation for an exclusive-OR gate is XOR.

    • Options
    • A. True
    • B. False
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    • 3. When decisions demand one of many possible actions, the ELSIF control structure is used.

    • Options
    • A. True
    • B. False
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    • 4. The following combination is correct for an ODD parity data transmission system:
      data = 011011100 and parity = 0

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. In an even-parity system, the parity bit is adjusted to make an even number of one bits.

    • Options
    • A. True
    • B. False
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    • 6. The simplified form of .

    • Options
    • A. True
    • B. False
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    • 7. The K-map provides a "graphical" approach to simplifying sum-of-products expressions.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8.  is in the form of a sum-of-products expression.

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    • A. True
    • B. False
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    • 9. The K-map in the figure below shows the correct implementation of the expression X = ACD + AB(CD + BC).


    • Options
    • A. True
    • B. False
      • Discuss
    • 10. A combinatorial logic circuit has memory characteristics that "remember" the inputs after they have been removed.

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    • A. True
    • B. False
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