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Home Digital Electronics Number Systems and Codes Comments

  • Question
  • The 2's complement of a binary number is derived by adding 1 to the 1's complement.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 


  • Number Systems and Codes problems


    Search Results


    • 1. Repeated division-by-10 is used to convert decimal numbers to binary numbers.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. In odd parity, 100011010 would pass the parity check.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. In ASCII code, the hexadecimal sequence 53 54 55 44 45 4E 54 decodes to STUDENT.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. ASCII stands for American Standard Code for Information Interchange.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. A binary number can be converted to a decimal number by summing the decimal values of the weights of all the 1s in the binary number.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. A decimal number is converted to BCD by replacing each decimal digit with the appropriate 3-bit binary code.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. Binary-coded-decimal 0111 1001 0011 is ________ in binary.

    • Options
    • A. 011110010011
    • B. 010110101111
    • C. 001100110011
    • D. 001100011001
    • Discuss
    • 8. Most computers store data in strings of ________ bits called a ________.

    • Options
    • A. 8, word
    • B. 8, byte
    • C. 16, word
    • D. 16, byte
    • Discuss
    • 9. Decimal 37 is ________ in binary with an even parity bit.

    • Options
    • A. 00100101
    • B. 10100101
    • C. 11000100
    • D. 01001011
    • Discuss
    • 10. The two digits in the binary number system are ___ and ___.

    • Options
    • A. 1, 2
    • B. H, L
    • C. T, F
    • D. 0, 1
    • Discuss


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