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Home ‣ Digital Electronics ‣ Digital Arithmetic Operations and Circuits Comments
  • Question

  • When subtracting 6 from 9 using 2's-complement methods, the ________ is 2's complemented before the addition.


  • Options
  • A. six
  • B. multiplier
  • C. nine
  • D. two

  • Correct Answer
  • six 

    • Digital Arithmetic Operations and Circuits problems

    Search Results

    • 1. FC48 ? AB91 = ________.

    • Options
    • A. 5B77
    • B. 5267
    • C. 50B7
    • D. 5077
      • Discuss
    • 2. The binary addition of 1 + 1 = ________.

    • Options
    • A. sum = 1
      carry = 1
    • B. sum = 0
      carry = 0
    • C. sum = 1
      carry = 0
    • D. sum = 0
      carry = 1
      • Discuss
    • 3. If [A] = 10 and [B] = 01, then [A] [b] = ________.

    • Options
    • A. [00]
    • B. 00
    • C. 11
    • D. [11]
      • Discuss
    • 4. The binary subtraction 1 ? 1 = ________.

    • Options
    • A. difference = 0
      borrow = 0
    • B. difference = 1
      borrow = 0
    • C. difference = 1
      borrow = 1
    • D. difference = 0
      borrow = 1
      • Discuss
    • 5. A four-bit adder can perform ________.

    • Options
    • A. addition
    • B. subtraction
    • C. logical AND
    • D. All of the above
      • Discuss
    • 6. Packages are used to contain ________ and other information that must be available to all entities in the design file.

    • Options
    • A. types
    • B. vectors
    • C. components
    • D. variables
      • Discuss
    • 7. Negation is performed by simply performing the ________ operation.

    • Options
    • A. 1's-complement
    • B. sign
    • C. surrogate
    • D. 2's-complement
      • Discuss
    • 8. Subtraction of the 2's-complement system actually involves the operation of ________.

    • Options
    • A. multiplication
    • B. subtraction
    • C. addition
    • D. division
      • Discuss
    • 9. In VHDL, the architecture declaration always begins with the ________ of variable signals or components that will be used in the concurrent description between BEGIN and END.

    • Options
    • A. type
    • B. vectors
    • C. functions
    • D. declarations
      • Discuss
    • 10. A ferromagnetic material is one that forms a resistance to magnetic fields.

    • Options
    • A. True
    • B. False
      • Discuss

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