Crossword 6C

Edit Answers
123456789
Across
  1. 2. a secret word or code
  2. 5. an unknown person
  3. 8. a spare copy of a file
  4. 9. to make sth ready
Down
  1. 1. round door handle
  2. 3. advanced
  3. 4. a small computer camera
  4. 5. find out
  5. 6. to make a duplicate
  6. 7. to store computer data