Hexadecimal and character sets

Use this guide to understand how text and numbers can be encoded in a computer as patterns of binary digits. Find out about hexadecimal which is a shortcut for representing binary. The guide explains that ASCII and Unicode are important character sets that are used as standard.

Additional details

Year band(s) 5-6, 7-8
Content type Student challenges
Format Web page
Keywords Binary, Hexadecimal, Data representation, Character sets, ASCII, Unicode



2016 BBC. Free-for-education material.