Networking

5. 0s and 1s are known as ___________ signals
6. physical layout of the network; how the cables are arranged; and how the computers are connected
7. The protocol used to transmit data over the Internet
8. Connects two computers over a phone line
9. A device used to boost a signal
10. Most expensive broadcast medium
12. The most commonly used network protocol
15. networks where the computers are relatively close together
16. A physical pattern which uses a host/hub to connect all the other workstations
17. A method of coding data so it is unreadable to unwanted users
19. Prevents unauthorized use of a network
20. A type of network cabling uses light to transmit data
22. It is also called a communications line or link, and is the path that the data follows as it is transmitted from one computer to another
23. The rate of digital transmission is measured in

1. Uses towers to transmit signals and must be in line of sight
2. Information travelling through a network is broken down into pieces called ____________.
3. BNC and RJ-45 are examples of cable ____________
4. A device that directs data to the correct location
6. The "T" in 100BaseT stands for
11. Host computer that is faster and more powerful than the other computers on the network and controls network security
13. fiber optics, microwave, and twisted pair are examples of ?
14. The loss of signal strength over a long distance.
18. Physical pattern uses one line to connect all nodes and is not very practical to connect large number of computers
21. A set of rules that govern how devices exchange information over a network