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26 Cards in this Set
- Front
- Back
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biometric security measures
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a techinique or device that examines a fingerprint, voice pattern, or the iris or retina of the eye.
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cable modem
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a device that used 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 on the network acts as a server.
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communication channel
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link from one computer to another through which data can be transmitted.
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digital subscriber line(DSL)
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an internet connection technology that provides for the transfer of information to a computer at a high-speed bandwidth over ordinary copper telephone lines
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extranet
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a network configuration that allows 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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expert computer user who invades someone else's computer either for personal gian 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 from connected computer or peripheral devices and is then forwarded in one or more directions to other computers and devices.
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internet
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the largest network used 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(LAN)
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a series of connected personal computers , workstations, and other devices, such as printers ot scanners, within a confined space, such as an office building
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modem
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communication hardware devices that facilitates the transmission of data.
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node
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j
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peer-to-peer network
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b
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proxy server
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d
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public switched telephone network
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f
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router
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h
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server
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j
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server operating system
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h
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T-1 line
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j
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wide area network
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WAN
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WiMAX
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h
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wireless internet service provider
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f
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wireless LAN
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f
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