Computer Science for IGCSE & O level - Data Representation (Section 18 - No. 6)
Which of these is a key characteristic of the hexadecimal number system?
Uses only two digits.
Uses powers of 8.
Uses sixteen symbols.
Is based on the number 10.
Giải thích
Hexadecimal uses 16 symbols (0-9 and A-F) to represent values.