Computer Science for IGCSE & O level - Data Representation (Section 6 - No. 30)
Which of the following is a characteristic of the hexadecimal numbering system?
Uses only 0 and 1.
Uses digits 0-9 and letters A-F.
Uses digits 0-7.
Uses only letters A-Z.
Giải thích
Hexadecimal uses 16 symbols: digits 0-9 and letters A-F.