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  • Question
  • Convert the decimal number 151.75 to binary.


  • Options
  • A. 10000111.11
  • B. 11010011.01
  • C. 00111100.00
  • D. 10010111.11

  • Correct Answer
  • 10010111.11 


  • Number Systems and Codes problems


    Search Results


    • 1. 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
    • 2. The difference of 111 ? 001 equals ________.

    • Options
    • A. 100
    • B. 111
    • C. 001
    • D. 110
    • Discuss
    • 3. Convert the following binary number to decimal.
      100110102

    • Options
    • A. 154
    • B. 155
    • C. 153
    • D. 157
    • Discuss
    • 4. The base of the hexadecimal system is:

    • Options
    • A. eight.
    • B. sixteen.
    • C. ten.
    • D. two.
    • Discuss
    • 5. Convert the Gray code 1011 to binary.

    • Options
    • A. 1011
    • B. 1010
    • C. 0100
    • D. 1101
    • Discuss
    • 6. 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
    • 7. Which of the following is an invalid BCD code?

    • Options
    • A. 0011
    • B. 1101
    • C. 0101
    • D. 1001
    • Discuss
    • 8. 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
    • 9. Convert the binary number 1100 to Gray code.

    • Options
    • A. 0011
    • B. 1010
    • C. 1100
    • D. 1001
    • Discuss
    • 10. Convert the following octal number to decimal.
      178

    • Options
    • A. 51
    • B. 82
    • C. 57
    • D. 15
    • Discuss


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