Question Detail
Question
What digits are used in the hexadecimal number system?
Correct Answer
Option D is the correct answer.
Detailed Explanation
The hexadecimal number system is base-16 and uses digits 0 to 9 and letters A to F (where A=10, B=11, C=12, D=13, E=14, F=15).
Hint
This system needs 16 unique symbols, so it uses the digits 0-9 plus the first six letters of the alphabet.