Crossword Puzzle "Computing"

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Across
  1. 1. A mistake in a programm
  2. 3. In our job we are producing
  3. 6. If your Windows computer crashes you see a
  4. 8. If you can directly type on the screen you have a
  5. 12. If you want to protect your PC from attacks out of the internet you use a
  6. 13. Heart of the Computer
  7. 15. The number of pixels in the height and width on a display
  8. 16. You need them to change the position of the curser
Down
  1. 1. A Byte is made out of 8
  2. 2. If you don't need a cable to connect to the internet
  3. 4. If you need a document on a paper
  4. 5. The successor of infrared
  5. 7. If almost everyone can use an application it is
  6. 9. If you want a faster connection to the internet you use a
  7. 10. A powerfull PC
  8. 11. You need it to type letters
  9. 14. When you don't have a command line you have a