Computing Christmas crossword

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Across
  1. 2. a point colour on an image
  2. 4. A singular digit either on or off
  3. 5. many bits all together
  4. 8. How computers know what character to type based on denary
  5. 9. How often points are measured in a wave
  6. 10. Computer language
  7. 11. Information stored on a computer
Down
  1. 1. The height of the wave
  2. 2. A software used to edit images
  3. 3. The three colours used in bitmap images.
  4. 6. Length between one wave and another
  5. 7. Human numbers