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  • Question
  • Convert the binary number 1100 to Gray code.


  • Options
  • A. 0011
  • B. 1010
  • C. 1100
  • D. 1001

  • Correct Answer
  • 1010 


  • Number Systems and Codes problems


    Search Results


    • 1. What is the difference between binary coding and binary-coded decimal?

    • Options
    • A. BCD is pure binary.
    • B. Binary coding has a decimal format.
    • C. BCD has no decimal format.
    • D. Binary coding is pure binary.
    • Discuss
    • 2. Which of the following is an invalid BCD code?

    • Options
    • A. 0011
    • B. 1101
    • C. 0101
    • D. 1001
    • Discuss
    • 3. When using the repeated division by 2 method of converting from decimal to binary, one must write the first remainder as the:

    • Options
    • A. MSB
    • B. MSB, provided the following sequence of remainders are written in descending order until the final remainder is achieved.
    • C. LSB
    • D. LSB, provided the final remainder is used to replace the original LSB, which is then moved to the MSB position.
    • Discuss
    • 4. Convert the decimal number 151.75 to binary.

    • Options
    • A. 10000111.11
    • B. 11010011.01
    • C. 00111100.00
    • D. 10010111.11
    • Discuss
    • 5. What is the result when a decimal 5238 is converted to base 16?

    • Options
    • A. 327.375
    • B. 12.166
    • C. 1388
    • D. 1476
    • Discuss
    • 6. Convert the following octal number to decimal.
      178

    • Options
    • A. 51
    • B. 82
    • C. 57
    • D. 15
    • Discuss
    • 7. How many BCD code bits and how many straight binary bits would be required to represent the decimal number 643?

    • Options
    • A. 12 BCD, 12 binary
    • B. 12 BCD, 10 binary
    • C. 12 BCD, 9 binary
    • D. 16 BCD, 9 binary
    • Discuss
    • 8. The octal numbering system:

    • Options
    • A. simplifies tasks
    • B. groups binary numbers in groups of 4
    • C. saves time
    • D. simplifies tasks and saves time
    • Discuss
    • 9. Convert 11001010001101012 to hexadecimal.

    • Options
    • A. 121035
    • B. CA35
    • C. 53AC1
    • D. 530121
    • Discuss
    • 10. Convert the binary number 1001.00102 to decimal.

    • Options
    • A. 90.125
    • B. 9.125
    • C. 125
    • D. 12.5
    • Discuss


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