Across
- 2. type of network used in the city
- 3. the term client/server network describes a network design______.
- 6. type of connection that uses regular copper telephone lines
- 9. type of channels that includes telephone systems, fiber optics, satellites or microwaves
- 12. a group of two or more computers linked together
- 14. consist of special hardware and software that protect you from external networks
- 15. wireless networks have many ______ and hackers have found it easy to access wireless networks
- 18. similar to the intranet, but allows specific user to access internal systems.
- 19. supports telephone service and is the world's collection of interconnected systems
- 20. hardware used to access the client
- 22. most lans connect personal computers in a ______ geographical area.
- 24. type of modem that uses a coaxial cable to send and receive data
- 25. a device on a network
Down
- 1. server operating system are designed to _________ network control
- 2. convert analog signals to digital
- 4. type of network used in a school
- 5. people who break into computer systems
- 7. the most common form of restricting access to data
- 8. type of communication hardware
- 10. type of code that is a disadvantage to networks
- 11. designed for exclusive use of people within an organization
- 13. provides connection speeds 30 times faster than DSL
- 14. system__________ can be caused by natural disasters
- 16. worldwide system composed of thousands of smaller networks
- 17. type of network used in the U.S.A.
- 19. switchboard through a firewall
- 21. software program such as Internet explorer
- 23. a wan covers a ________ geographical area