Explore / Upper secondary (ages 14–16) / Computing / Data representation
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- Binary and hexadecimalNew: questions are written when you open itNew
- Binary arithmetic and shiftsNew: questions are written when you open itNew
- Characters: ASCII and UnicodeNew: questions are written when you open itNew
- Images: pixels and colour depthNew: questions are written when you open itNew
- Sound: sample rateNew: questions are written when you open itNew
- CompressionNew: questions are written when you open itNew