Lesson 24 Vocab
Across
- 6. Link from one computer to another through which data can be transmitted
- 7. A network configuration that allows selected outside organization to access internal information systems
- 10. 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
- 11. 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
- 12. A devices on the network
- 13. network Computer configuration in which one or more computers on the network acts as a server
- 15. An ISP that provides connection speeds more than 30 times faster than dial up connections – from 384 Kbps to 2.0 Mbps
- 16. Computer architecture in which all of the computers on a network are equal and there is no computer designated as the server
- 18. Biometrics refers to metrics related to human characteristics. Biometrics authentication (or realistic authentication) is used in computer science as a form of identification and access control.
- 21. Expert computer user who invades someone else’s computer either for personal gain or simply for the satisfaction of being able to do it
- 22. network that covers a large geographical area. Most WANs are made up of several connected LANS
- 23. A computer that uses the services of another program
- 24. A computer that handles requests for data, email, file transfers, and other network services from other computers
- 25. Communications hardware device that facilitates the transmission of data
- 26. 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
Down
- 1. A series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space, such as an office building
- 2. The largest network used as a communication tool
- 3. An internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over ordinary copper telephone lines
- 4. The worlds collection of interconnected commercial and government owned voice oriented systems
- 5. Something that uses radio or infrared frequencies to connect to connect to a computer rather than a cable
- 8. A server that acts as an intermediary between a user and the internet
- 9. A device that uses coaxial cable to send and receive data
- 14. High end programs designed to provide network control and include special functions for connecting computers and other devices into a network
- 17. A combination of hardware and software that creates a buffer between an internal network and the internet to prevent unauthorized access
- 19. A network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization
- 20. 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