OPTICAL STORAGE, INTERNET SECURITY & EMAIL
Across
- 1. a copy of a file
- 2. something you need to connect to the Internet
- 5. It can infect your files and corrupt your hard drive
- 6. topic of the message
- 8. malicious software
- 9. to connect to the Internet you need an username and a.....
- 11. a floating gate transistor
- 12. WI-FI.....
- 15. ROM
- 19. Digital.......Disc DVD
- 21. a type of disc which uses a blue-violet laser
- 22. CD and DVD use a laser..... to read data
Down
- 1. a program used for displaying web pages
- 3. It protects a company intranet from outside attacks.
- 4. a type of non-volatile memory
- 7. used to send a message to another person via the Internet
- 9. TCP/IP is the standard......
- 10. used to download and view documents published on the Internet
- 13. a term that describes any fast, high-bandwidth connection
- 14. Internet Service ........ ISP
- 15. able to be rewritten many times
- 16. files added to the message
- 17. It changes data into a secret code
- 18. without using cables
- 20. a product that integrates two different technologies