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Home Electronics Number Systems and Codes Comments

  • Question
  • The addition 1 + 0 doesn't generate a carry bit; one does not exist.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • Number Systems and Codes problems


    Search Results


    • 1. Decimal numbers can be converted into binary by dividing by two and recording the remainders.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. If you borrow from a position that contains a 0, you must borrow from the more significant bit that contains a 1. All 0s up to that point become 1s, and the digit last borrowed from becomes a 0.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. The most significant digit is the rightmost, largest-weight digit in a number.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. The process of converting a decimal number to its binary equivalent is called binary conversion.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. When using the excess-3 code a value of 3 is added to each column of decimal digits before it is converted to a 4-bit binary code.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. 64 hexadecimal equals 100 decimal.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. Base is the same as radix.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The binary coded decimal (BCD) code is a system that represents each of the 10 decimal digits as a(n) ____________.

    • Options
    • A. 4-bit binary code
    • B. 8-bit binary code
    • C. 16-bit binary code
    • D. ASCII code
    • Discuss
    • 9. A binary code that progresses such that only one bit changes between two successive codes is _________.

    • Options
    • A. 9's complement code
    • B. excess-3 code
    • C. 8421 code
    • D. gray code
    • Discuss
    • 10. A binary number's value changes most drastically when the ____ is changed.

    • Options
    • A. LSB
    • B. duty cycle
    • C. MSB
    • D. frequency
    • Discuss


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