Lesson 25: Network Fundamentals

5. Network device that uses existing cable television lines to send and receive data.
6. Type of fiber optic telephone line that can transmit voice and data at the same time.
7. Network device that directs the flow of data from a LAN.
9. Computer that connects networks using different communications protocols; passing information from one network to another.
11. International collection of interconnected voice-based public telephone networks.
12. Address for communications on the physical network segment.
13. Unique identifier applied to each device on a network.
14. Most common type of cable used to connect devices in a local network.
15. Computer that accesses the shared resources.
16. network service that enables remote users to use a public network.
19. Common carrier network that provides connection among public users.
20. Network device that makes the electrical and electronic connections between a computer and a network.
21. Network device that enables a computer to transmit over telephone lines.

1. Maintains a directory of domain names and their correlated IP addresses.
2. A modem that uses an internet connection technology that transfers info to a computer at high speed bandwidth over copper phone lines.
3. Rules computers must follow to facilitate device identification and data transfer.
4. Computer that provides network services such as sharing files and folders.
8. Splits data into manageable packets allowing a more efficient flow in the transmission of data.
10. Network device that joins all the devices of a network together.
17. Network device that performs the same tasks as a hub.
18. Identifies the host device and network to which it belongs.