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22 Cards in this Set
- Front
- Back
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biometric security
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a technique or device that examines a fingerprint, voice pattern, or the iris or rentina of the eye.
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cable modem
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a device that uses coaxial cable to send and recieve data
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client
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a computer that uses the services of another program.
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client/server network
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computer configuration in which one or more computers acts as a server
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communication channel
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link from one computer to another which data can be transmitted
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digital subscriber line
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a internet connection technology that provides for the transfer of information to a computer
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extranet
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a network configuration that allow selected outside organizations to access internal information systems
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firewall
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a combination of hardware and software that creates a buffer between an internal network and the internet to prevent unauthorized access
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hacker
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a expert computer user invades someone else's computer either for personal gain or simply for the satisfaction of being able to do it
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hub
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a junction where information arrives fdrom connected computers or peripheral devices and is then forwarded in one or more directionss to other computers or devices
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internet
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the largest network usesd as a communication tool
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intranet
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a network designed for the exclusive use of computer users within an organization that cannot be accessed by users outside the organization
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local area network
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a series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space
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modem
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a communication hardware device that facilites the transmission
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node
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a devicce on the network
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peer-to-peer-network
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computer arctitecture in which all of the computers on a network are equal and there is no computer designated as the server
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proxy sever
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a server that acts as an intermediary between a user and the internet.
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public switched telephone network
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the world's collection of interconnected commercial
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router
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a device that directs traffic on a network by dividing data
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server
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a a computer that handles requests for data, e-mail, file transfers, and other devices into a network
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server operating system
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s
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t-1 line
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a
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