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 |
| Australian Curriculum Digital Technologies code(s) |
AC9TDI6K03
Explain how digital systems represent all data using numbers
AC9TDI6K04
Explore how data can be represented by off and on states (zeros and ones in binary)
AC9TDI8K03
Investigate how digital systems represent text, image and audio data using integers
AC9TDI8K04
Explain how and why digital systems represent integers in binary |
| Keywords | Binary, Hexadecimal, Data representation, Character sets, ASCII, Unicode |
| Organisation | BBC |
| Copyright | 2016 BBC. Free-for-education material. |
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