Marking Period 1 Vocabulary Words Set 1

1) Biometric Security Measures- Security that uses fingerprint and human identification.    
2) Cable Modem- A cable modem is an internet connection provided by a cable TV operator.
 
3) Client- An application or system that accesses a remote service on another computer system, known as a server, by way of a network.

4) Client/ Server Network- A network that connects clients to a server, through an internet connection.

5) Communication Channels- Medium through which a message is transmitted to its intended audience, such as print media or broadcast (electronic) media.

6) Digital Subscriber Line- A family of technologies that provides digital data transmission over the wires of a local telephone network.

7) Extranet- A private network that uses Internet technology and the public telecommunication system to securely share part of a business's information or operations with suppliers, vendors, partners, customers, or other businesses. 

8) Firewall- A set of related programs, located at a network gateway server , that protects the resources of a private network from users from other networks.

9) Hacker- A stereotypical person who breaks into computers and computer networks, either for profit or motivated by the challenge.

10) Hub- A common connection point for devices in a network.
 
11) Internet- A computer network consisting of a worldwide network of computer networks that use the TCP/IP network protocols to facilitate data transmission and exchange.

12) Intranet- A restricted computer network; a private network created using world wide web software.

13) Local Area Connector (LAN)- A system that links together electronic office equipment, such as computers and word processors, and forms a network within an office or building.    

14) Modem- A device for transmitting usually digital data over telephone wires by modulating the data into an audio signal to send it and demodulating an audio signal into data to receive it.

15) Node- A connecting point at which several lines come together.
16) Peer-Peer Network- A network of personal computers, each of which acts as both client and sever, so that each can exchange files and email directly with every other computer on the network.

17) Proxy Network- A server that sits between a client application, such as a web browser, and a real server. It intercepts all requests to the real server to see if it can fulfill the requests itself. If not, it forwards the request to the real server.

18) Public Switched Telephone Network (PSTN)- The network of the world's public circuit-switched telephone networks. 

19) Router- A device that forwards data packets between computer networks.              
                                              
20) Server- A computer that provides client stations with access to files and printers as shared resources to a computer network.

21) Server Operating System- Software that was especially developed to serve as a platform for running multi-user computer programs, applications that are networked and programs critical to business computing.

22) T-1 Line- Refers to a specific type of copper or fiber optic telephone line that can carry more data than traditional telephone lines. The T-carrier line, as it is sometimes called, was developed by AT&T Bell Labs for North America and Japan                            .
23) Wide Area Network (WAN)- A computer network that covers a broad area (i.e., any network whose communications links cross metropolitan, regional, or national boundaries).

24) WiMax- A telecommunications technology providing wireless data, voice and video over long distances.

25) Wireless Internet service Provider (WISP)- A telecommunications technology providing wireless data, voice and video over long distances. 


26) Wireless LAN (WLAN)- Links two or more devices using some wireless distribution method (typically spread-spectrum or OFDM radio), and usually providing a connection through an access point to the wider internet.