Across
- 2. a part of a computer where text and images appear
- 3. a small machine or device that does something useful
- 4. something that connects, joins, or relates
- 5. a person who designs operating systems
- 6. protection
- 8. harmful program that destroys information on computer
- 11. a large system that is connected together
- 14. a computer network
- 16. machines and devices a computer uses
- 17. someone who uses a machine or service
- 18. computer programs
Down
- 1. a computer program is made ready
- 4. a strong thick rope, usually of steel wire
- 5. secret entry code
- 7. a program that makes possible to read smth on the Net
- 9. a box that lets your computer connect to the Internet
- 10. a small computer you can take with you
- 12. information
- 13. long thin pieces of metal that connect parts of the computer
- 15. a screen without a keyboard