Term
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Definition
| Technique for making telephone calls over the Internet. |
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Term
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Definition
| The ability for all networks to connect to one another. |
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Term
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Definition
| An interconnected or interrelated chain, group, or system. |
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Term
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Definition
| Software that serves to "glue together" separate programs. |
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Term
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Definition
| The usefulness, or utility, of a network equals the square of the number of users. |
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Term
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Definition
| Internet-like networks that improve communications and collaboration, publish and share information, and develop applications to support business operations and decision making within an organization. |
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Term
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Definition
| Provide Internet-like access to a company's operational databases and legacy systems by its customers and suppliers. |
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Term
Internet service provider
(ISP) |
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Definition
| Company that provides individuals and organizations access to the Internet. |
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Term
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Definition
| A communications network covering a large geographic area. |
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Term
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Definition
| A communications network in an office, a building , or other worksite. |
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Term
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Definition
| Representation of an electrical signal using binary numbers. |
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Term
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Definition
| Coaxial cable, microwave, and fiber optics are examples. |
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Term
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Definition
| A communications medium that uses pulses of laser light in glass fibers. |
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Term
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Definition
| A cable replacement technology for digital devices. |
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Term
| Telecommunications processors |
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Definition
| Includes modems, multiplexers, and inter-network processors. |
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Term
| Telecommunications software |
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Definition
| Includes programs such as network operating systems and Web browsers. |
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Term
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Definition
| A common communications processor for microcomputers. |
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Term
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Definition
| Helps a communications channel carry simultaneous data transmissions from many terminals. |
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Term
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Definition
| Star, ring, and bus networks are examples. |
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Term
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Definition
| Representation of an electrical signal that is analogous to the signal itself. |
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Term
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Definition
| The communications speed and capacity of telecommunications networks. |
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Term
Virtual private network
(VPN) |
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Definition
| Intranets and extranets can use their network firewalls and other security features to establish secure Internet links within an enterprise or its trading partners. |
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Term
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Definition
| Sturdy cable tat provides high bandwidth on a single conductor. |
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Term
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Definition
| Standard rules or procedures for control of communications in a network. |
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Term
Open Systems Interconnection
(OSI) |
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Definition
| An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. |
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Term
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Definition
| The standard suite of protocols used by the Internet, intranets, extranets, and some other networks. |
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Term
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Definition
| Information systems with common hardware, software, and network standards that provide easy access for end users and their networked computer systems. |
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Term
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Definition
| Interconnected networks need communications processors such as switches, routers, hubs, and gateways. |
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Term
| Internet networking technologies |
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Definition
| Web sites, Web browsers, HTML documents, hypermedia databases, and TCP/IP networks are examples. |
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Term
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Definition
| Networks in which end-user PCs are tied to network servers to share resources and application processing. |
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Term
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Definition
| Network computers provide a browser-based interface for software and databases provided by servers. |
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Term
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Definition
| End-user computers connect directly with each other to exchange files. |
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Term
| Communications satellites |
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Definition
| Orbiting devices that provide multiple communication channels over a large geographical area. |
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Term
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Definition
| Older, traditional mainframe-based business information systems. |
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Term
| Telecommunications network |
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Definition
| Any arrangement in which a sender transmits a message to a receiver over a channel consisting of some type of medium. |
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Term
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Definition
| Provides wireless network access for laptop PCs in business settings. |
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