INPUT & OUTPUT DEVICES

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Across
  1. 2. input sound
  2. 3. it's like a mouse and has a ball on top.
  3. 7. you hold it with both hands, use thumbs to handle directional sticks and face buttons (2 words)
  4. 11. copy documents
  5. 12. select from a menĂº
  6. 13. the smallest unit on a display screen
  7. 14. a type of printer
  8. 15. digital video camera
  9. 17. input text
  10. 18. unit used to measure the brightness of a display
  11. 19. unit to measure the screen size
  12. 20. camera for a PC
Down
  1. 1. produce photos without film (2 words)
  2. 4. output device, it can be LCD,CRT or OLED
  3. 5. it's used to read codes of products(3 words)
  4. 6. move the cursor rapidly
  5. 8. tablets and navigators have it, you don't need a mouse
  6. 9. draw pictures on to a computer screen
  7. 10. the number os pixels contained in a display
  8. 16. it's like a mouse on a portable PC