Across
- 5. Expert computer user who invades someone else's computer either for personal gain or simply for the satisfaction of being able to do it.
- 8. A computer that uses the services of another program
- 9. 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.
- 10. security measures A type of security measures where it matches a biometric entry originally stored in the system to gain access to a secure area.
- 12. The largest network used as a communication tool.
- 14. area network (LAN) A series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space, such as an office building.
- 15. Line 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 channel.
- 17. A recent wireless technology that can deliver maximum speeds of up to 7 Mbps to your cell phone, home computer, or car. Stands for Worldwide Interoperability for Microwave Access.
- 18. network Computer configuration in which one or more computers on the network acts as a server
- 23. subscriber line (DSL) An Internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over ordinary copper telephone lines.
- 24. Operating System High-end programs designed to provide network control and include special functions for connecting computers and other devices into a network.
Down
- 1. A device on the network.
- 2. A combination of hardware and software that creates a buffer between an internal network and the Internet to prevent unauthorized access.
- 3. A network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization.
- 4. network Computer architecture in which all of the computers on a network are equal and there is no computer designated as the server.
- 6. 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.
- 7. Switched Telephone Network (PSTN) The world's collection of interconnected commercial and government-owned voice-oriented systems.
- 11. channels Link from one computer to another through which data can be transmitted.
- 13. A network configuration that allows selected outside organizations to access internal information systems.
- 16. LAN (WLAN) A variation of a LAN that uses no physical wires.
- 19. Communications hardware device that facilitates the transmission of data.
- 20. area network (WAN) Computer network that covers a large geographical area. Most WANs are made up of several connected LANs.
- 21. modem A device that uses coaxial cable to send and receive data.
- 22. server A server that acts as an intermediary between a user and the Internet.