Computer Science for IGCSE & O level - Data Representation (Section 8 - No. 42)
Which of the following accurately describes the relationship between decimal, binary, and hexadecimal?
Binary uses two digits, hexadecimal is a base-16 system.
Decimal is used for user input, binary for processing.
Hexadecimal represents binary in a more compact form.
Decimal is the base-2 system.
Giải thích
Binary uses 2 digits (base-2), hexadecimal is base-16. Hexadecimal is a shorthand for binary.