Across
- 3. instructions that tell a computer what to do
- 8. when hackers listen in on your wifi signals and see everything you are doing online
- 12. coverts data into unreadable code
- 13. video file format
- 15. email messages are organized into these
- 16. links with isp and transmits digital data over analog utility lines
- 17. data entered into a computer
- 19. random access memory
- 20. spread from 1 computer to another without human interaction
- 21. physical components of a computer
- 22. local area network
Down
- 1. hardware that stores data
- 2. act of cracking into a computer to steal information
- 4. a programmable machine
- 5. wide area network
- 6. attaches itself to a file and can spread from 1 computer to another
- 7. device that transfers data between networks
- 9. audio file format
- 10. compressed files
- 11. holds the emails you receive
- 14. image file format
- 15. software that is embedded in hardware
- 18. security software that protects your home computer from hackers