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Data representation

Binary, denary and hexadecimal, binary addition and shifts, two's complement, and how characters, images and sound are stored and compressed.

Start: Binary, denary and hexadecimalAbout 10 min

Lessons

  1. Binary, denary and hexadecimal
  2. Binary addition and shifts
  3. Negative numbers in binary
  4. Characters and images
  5. Sound and compression

Practice and tests

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