Lesson 24

2. a device that uses coaxial cable to send and receive data
9. computer architecture in which all of the computers on a network are equal and there is no computer designated as the server
12. a server that acts as an intermediary between a user and the internet
15. a series of connectred personal computers, workstations, and other devices, such as printers or scanners, within a confined space
16. communications hardware device that facilitates the transmission of data
17. a computer that handles rewquest for data, e-mail, file transfers, and other network services from other computers
18. a device that directs traffic on a network by dividing data into smaller packets that travel by different routes and then are reassembled at their destination
19. link from one computer to another through which data can be transmitted
21. an ISP that provides connections speeds more than 30 times faster than dial-up-connections
22. a junction where information arrives from connected computers or peripheral devices and is then forwarded in one or more directions to other computers and devices
24. a combination of hardware and software that creates a buffer between an internal network and the internet to prevent unauthorized access
25. the largest network used as a communication tool
26. computer configuration in which one or more computers on the network acts as a server

1. a recent wireless technology that can deliver maxium speeds up to 7 Mbps to your cell phone, home computer, or car
3. a technique or device that examines a fingerprint, voice pattern, or the iris or retina of the eye
4. a computer that uses the services of another program
5. computer network that covers a large geographical area
6. A variation of a LAN that uses no physical wires
7. high-end programs designed to provide network control and include special functions for connecting computers and other devices
8. a network configuration that allows selected outside organizations to access internal information systems
10. the worlds collection of interconnected commercial and government-owned voice-oriented systems
11. a type of fiber-optic telephone line that can trnasmit up to 1.544 megabits per second or can be used to transmit 24 digitized voice channels
13. expert computer user whoi unvades someone else's computer either for personal data or simply for the satisfaction of being able to
14. a device on a network
20. an internet connection technology that provides for the transfer of information to a computer at a high-speed bandwith over ordinary copper telephone lines
23. a netwrok designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization