Tech+ Binary Decimal and Hexadecimal Number Systems Quiz

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| Attempts: 15 | Questions: 20 | Updated: Aug 11, 2026
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1. What is the hexadecimal equivalent of the binary number 11111111?

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About This Quiz
Tech+ Binary Decimal and Hexadecimal Number Systems Quiz - Quiz

This quiz evaluates your understanding of binary, decimal, and hexadecimal number systems\u2014fundamental concepts in computer science and IT. You'll demonstrate your ability to convert between bases, perform arithmetic operations, and apply these systems in real-world computing contexts. Mastering these concepts is essential for programming, networking, and system administration.

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2. Convert hexadecimal 2A to decimal.

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3. What is the binary representation of decimal 64?

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4. In hexadecimal, what digit comes after 9?

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5. Convert decimal 255 to hexadecimal.

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6. What is the decimal value of the binary number 10101010?

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7. Convert hexadecimal 1F to binary.

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8. In the hexadecimal system, how many unique digits are used?

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9. Convert the decimal number 25 to binary.

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10. Hexadecimal F in decimal is ____.

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11. Binary 1001 + Binary 0101 equals which decimal number?

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12. What base does the hexadecimal system use?

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13. Convert binary 11001100 to hexadecimal.

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14. Binary 1111 in decimal is ____.

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15. What is the decimal equivalent of hexadecimal A5?

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16. Convert decimal 48 to hexadecimal: the answer is ____.

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17. In computing, hexadecimal is often used to represent memory addresses and color codes. True or False?

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18. Convert decimal 100 to hexadecimal.

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19. The binary number system uses only the digits ____ and ____.

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20. What is the maximum value a single byte (8 bits) can represent in decimal?

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What is the hexadecimal equivalent of the binary number 11111111?
Convert hexadecimal 2A to decimal.
What is the binary representation of decimal 64?
In hexadecimal, what digit comes after 9?
Convert decimal 255 to hexadecimal.
What is the decimal value of the binary number 10101010?
Convert hexadecimal 1F to binary.
In the hexadecimal system, how many unique digits are used?
Convert the decimal number 25 to binary.
Hexadecimal F in decimal is ____.
Binary 1001 + Binary 0101 equals which decimal number?
What base does the hexadecimal system use?
Convert binary 11001100 to hexadecimal.
Binary 1111 in decimal is ____.
What is the decimal equivalent of hexadecimal A5?
Convert decimal 48 to hexadecimal: the answer is ____.
In computing, hexadecimal is often used to represent memory addresses...
Convert decimal 100 to hexadecimal.
The binary number system uses only the digits ____ and ____.
What is the maximum value a single byte (8 bits) can represent in...
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