A game developer is designing a retro-inspired pixel art editor and wants to offer two export canvas profiles: a 'Classic 4-bit' format and a 'True Colour 24-bit' format.
Compare the use of a 4-bit colour depth and a 24-bit colour depth to represent these digital images.
40 exam-style questions on Edexcel GCSE Computer Science Data representation, covering Encoding characters with 7-bit ASCII, Representing bitmap images in binary, Representing analogue sound in binary, and Limitations of binary representation. Each one has a worked solution and a mark scheme showing where the marks go.