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Home ‣ Digital Electronics ‣ Ex-OR and Ex-NOR Gates Comments
  • Question

  • Which type of gate can be used to add two bits?


  • Options
  • A. Ex-OR
  • B. Ex-NOR
  • C. Ex-NAND
  • D. NOR

  • Correct Answer
  • Ex-OR 

    • Ex-OR and Ex-NOR Gates problems

    Search Results

    • 1. The Ex-NOR is sometimes called the ________.

    • Options
    • A. parity gate
    • B. equality gate
    • C. inverted OR
    • D. parity gate or the equality gate
      • Discuss
    • 2. Select the statement that best describes the parity method of error detection:

    • Options
    • A. Parity checking is best suited for detecting double-bit errors that occur during the transmission of codes from one location to another.
    • B. Parity checking is not suitable for detecting single-bit errors in transmitted codes.
    • C. Parity checking is best suited for detecting single-bit errors in transmitted codes.
    • D. Parity checking is capable of detecting and correcting errors in transmitted codes.
      • Discuss
    • 3. A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n):

    • Options
    • A. Ex-NOR gate
    • B. OR gate
    • C. Ex-OR gate
    • D. NAND gate
      • Discuss
    • 4. Show from the truth table how an exclusive-OR gate can be used to invert the data on one input if the other input is a special control function.

    • Options
    • A. Using A as the control, when A = 0, X is the same as B. When A = 1, X is the same as B.
    • B. Using A as the control, when A = 0, X is the same as B. When A = 1, X is the inverse of B.
    • C. Using A as the control, when A = 0, X is the inverse of B. When A = 1, X is the same as B.
    • D. Using A as the control, when A = 0, X is the inverse of B. When A = 1, X is the inverse of B.
      • Discuss
    • 5. How is odd parity generated differently from even parity?

    • Options
    • A. The first output is inverted.
    • B. The last output is inverted.
      • Discuss
    • 6. Identify the type of gate below from the equation

    • Options
    • A. Ex-NOR gate
    • B. OR gate
    • C. Ex-OR gate
    • D. NAND gate
      • Discuss
    • 7. Which step in this reduction process is using DeMorgan's theorem?


    • Options
    • A. STEP 1
    • B. STEP 2
    • C. STEP 3
    • D. STEP 4
      • Discuss
    • 8. Which of the figures given below represents an OR gate?


    • Options
    • A. a
    • B. b
    • C. c
    • D. d
      • Discuss
    • 9. A NOR gate with one HIGH input and one LOW input:

    • Options
    • A. will output a HIGH
    • B. functions as an AND
    • C. will not function
    • D. will output a LOW
      • Discuss
    • 10. What is the basic difference between AHDL and VHDL?

    • Options
    • A. ADHL is used in all PLD's.
    • B. VHDL is used in all PLD's.
    • C. ADHL is proprietary.
    • D. VHDL is proprietary.
      • Discuss

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