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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.


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  • 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.

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

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

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

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

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

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

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

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

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

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    • A. True
    • B. False
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