Across
- 4. can be "secondary" or "auxiliary"
- 7. main circuit board in a computer
- 9. brain of the computer
- 11. reads texts or graphics
- 12. device used to input data by typing it
- 14. required for computer to function
Down
- 1. programs used other than to run pc
- 2. instructions so pc knows what to do
- 3. permanent output, can be stored (printer)
- 5. prevents the processor from overheating
- 6. adds more functions to motherboard
- 8. allows computer to be turned off
- 10. method to connect devices to motherboard
- 13. short term, erased when pc is shut down
- 15. memory that can only be read, not changed