lesson 24 vocab

7. a network configuration that allows selected outside organizations to access internal information systems
8. the worlds collection of interconnected commercial and government owned voice oriented systems.
9. a type of fiber optic telephone line that can transmit up to 1.544 megabits per second or can be used to transmit 24 digitized voice channels.
11. a series of connected personal computers, workstations, and other devices, such as printerss or scanners, within a confined space.
14. the largest network used as a communication tool.
15. computer network that covers a large geographical area.
16. an internet connection technology that provides for the transfer of information to a computer at a high speed bandwidth over ordinary copper telephone lines
18. high end programs designed to provide network control and include special functions for connecting computers and other devices into a network.
19. computer architecture in which all computers on a network are equal and there is no computer designated as the server.
21. a server that acts as an intermediary between a user and the internet.
24. a device that uses coaxial cable to send and receive data.
25. an ISP that provides connection speeds more than 30 times faster than dial up connections.

1. link from one computer to another through which data can be transmitted.
2. a combination of hardware and software that create a buffer between an internal network and the internet to prevent unauthorized access.
3. a recent wireless technology that can deliver maximum speeds of up to 7mbps to your cell phone, home computer or car.
4. computer configuration in which one or more computers on the network acts as a server.
5. a technique or device that examines a fingerprint, voice pattern, or the iris or retina of the eye.
6. a network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization.
10. a computer that uses the services of another program.
12. 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.
13. a device on the network.
15. a variation of LAN that uses no physical wires.
17. 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.
20. expert computer user who invades someone else's computer either for personal gain or simply the satisfaction of doing it.
22. a computer that handles requests for data, email, file transfers and other network services from other computers.
23. communications hardware device that facilitates the transmission of data.