COMMUNICATION TECHNOLOGY

5. Large centralized computer.
7. How information and resources are shared.
8. Special leased lines to connect minicomputer and mainframes.
10. It is uses computer networks to link people and resources.
11. the center or central node for other nodes; previously done by something called a hub
12. 3g and 4G cellular network connectivity.
13. radio waves connect wireless devices including cell phones and computer components.
16. also known as low bandwidth.
18. Do not require conventional modems and provide very high capacity and is expensive.
19. Solid copper core, more than 80 times the capacity of twisted pair.

1. Twisted copper wire, used for standard telephone lines and Ethernet cables.
2. Physical arrangement of the network.
3. Each device connected directly to a central network switch.
4. Computer signals; presence or absence of an electronic pulse; on/off.
6. Global positioning system (GPS)
9. Telephone signals; continuous electronic wave.
11. Widely used to connect individual computers that are located close to one another.
14. Short distances and line of sight.
15. High-frequency radio waves, travels in straight line through the air.
17. It is used for high-capacity transmissions (DSL, cable, satellite connections)