[<< wikibooks] A-level Computing/AQA/Problem Solving, Programming, Data Representation and Practical Exercise/Fundamentals of Data Representation
Bit patterns in a computer
Denary, Binary and Hexadecimal number systems
Binary arithmetic
Binary fractions
Two's complement
Status registerInformation coding schemes
ASCII
Unicode
Error checking and correction
Parity bits
Hamming code
Gray codingImages
Bitmaps
Vectors
Comparison between vector and bitmaps
Sounds
Analogue and digital
Sampled sound
Sound compression
Nyquist-theorem
Sound synthesis
Streaming audio