Charlotte's Crossword Puzzel

123456789
Across
  1. 2. what is a file that organises other files in a hierarchical structure?
  2. 5. what happens when you hold down the off button on a device?
  3. 6. you can eat it, and it was a berry in it
  4. 8. A computer system that is designed to block unauthorised access while permitting authorised communications?
  5. 9. what is short for category 6?
Down
  1. 1. when you reboot a device either with a cold or warm boot.
  2. 2. A centre for data?
  3. 3. opposite to a cold boot
  4. 4. A device that routes traffic between networks?
  5. 7. Plain Old Telephone ______