data representations

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Across
  1. 2. 8 of them in a byte
  2. 7. measured regulary to replicate an accurate sound
Down
  1. 1. Human number system
  2. 3. combination of pixels
  3. 4. what is image made up of
  4. 5. computer number system with only ones and zeros
  5. 6. what does the computer represent?