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Home Digital Electronics Number Systems and Codes Comments

  • Question
  • Zeros may be added to the left of the MSB to produce even groups of 4 bits when converting from binary to hexadecimal.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 


  • Number Systems and Codes problems


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    • 1. The binary number system is fundamental to all digital computers.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Adding an odd-parity bit to ASCII hex code 2B results in 10101011.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. The ASCII code is a special code that represents all alphanumeric data.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. A parity bit is used to detect an error in data transmission caused by noise.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. Manufacturers of computers utilize 3-bit codes to indicate operations or instructions.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. The hexadecimal numbering system uses base 15.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. Most computers store binary data in groups of 32 bits called Dwords.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. Binary-coded-decimal numbers use only binary numbers between 0000 and 1001.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. A string of 64 bits has 9 bytes.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. A binary number with four digits has a maximum value of 15.

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


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