Binary & Hexadecimal Numbers
Test your knowledge of binary and hexadecimal number systems — the base-2 and base-16 systems that underlie how computers represent numbers.
Questions cover converting between binary, hexadecimal, and decimal, recognizing valid hexadecimal digits, and basic binary addition.
Understanding these systems demystifies a lot of what happens under the hood in computing — see how well you can convert between them.
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Sample questions3 of 14 shown
Q1
What is the binary representation of the decimal number 10?
Q2
How many digits does the hexadecimal number system use?
Q3
Which hexadecimal value equals the binary number 10101010?
What This Quiz Covers
- Converting decimal to binary
- Converting binary to hexadecimal
- Valid hexadecimal digits (0-9, A-F)
- Basic binary addition
- Place value in base-2 and base-16
- Why computers use these number systems
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