Network Computers

6. for long distances.
9. typically include a laptop, a mobile phone and a PDA.
10. are more difficult to install, but they are cheaper, faster and more reliable.
11. a device that connects your computer or home LAN to the Internet.
14. Group of computers connected to each other electronically.
15. are linked by Ethernet cables.

1. for medium-range distances.
2. cover a country or a continent.
3. are used in mobile phone communications.
4. all the devices are connected to one another in a continuous loop or ring.
5. for short distances.
7. all data flows through a central switch, acommon connection point for the devices in the network.
8. for mobile phones.
12. cover a campus or a city.
13. all the computers are connected to a main cable or bus.