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  • Question
  • The Boolean equation The Boolean equation results from this Karnaugh map. True False results from this Karnaugh map.

    The Boolean equation results from this Karnaugh map. True False


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • Combinational Logic Circuits problems


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    • 1. The XOR gate will produce a HIGH output if only one but not both of the inputs is HIGH.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The input at the 1, 2, 4, 8 inputs to a 4-line to 16-line decoder with active-low outputs is 1110. As a result, output line 7 is driven LOW.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. Single looping in groups of three is a common K-map simplification technique.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. The carry output of each adder in a ripple adder provides an additional sum output bit.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. To implement the full-adder sum functions, two exclusive-OR gates can be used.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. TTL stands for transistor-technology-logic.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. In an even-parity system, the following data will produce a parity bit = 1.
      data = 1010011

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. A pull-up resistor is a resistor used to keep a given point in a circuit HIGH when in the active state.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. The circuit given below implements the equation, .


    • Options
    • A. True
    • B. False
    • Discuss
    • 10. A Karnaugh map will ________.

    • Options
    • A. eliminate the need for tedious Boolean simplifications
    • B. allow any circuit to be implemented with just AND and OR gates
    • C. produce the simplest sum-of-products expression
    • D. give an overall picture of how the signals flow through the logic circuit
    • Discuss


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