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Chapter 7: The Internet, Intranets, and Extranets
Principles of Information Systems by Ralph Stair and George Reynolds
21
Other
Undergraduate 3
03/14/2011

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Term
The Internet
Definition
a collection of interconnected networks, all freely exchanging information
Term
ARPANET
Definition
ancestor of internet: a project started by the US DoD in 1969 as both an experiment in reliable networking and a menas to link DoD and military research contractors
Term
Internet Protocol (IP)
Definition
A communication standard that enables traffic to be routed from one network to another as needed
Term
Transmission Control Protocol (TCP)
Definition
The widely used Transport-layer protocol that most Internet applications use with IP
Term
backbone
Definition
one of the Internet's high-speed, long-distance communications links
Term
Uniform Resource Locator (URL)
Definition
an assigned address on the Internet for each computer
Term
Internet Service Provider (ISP)
Definition
Any company that provides Internet access to people or organizations
Term
World Wide Web (WWW)
Definition
a collection of tens of millions of server computers that work together as one in an Internet service using hyperlink technology to provide information to billions of users
Term
Hyper Text Mark-up Language (HTML)
Definition
the standard page description language for Web pages
Term
Extensible Markup Language (XML)
Definition
The markup language for Web documents containing structured information, including words, pictures, and other elements
Term
Cascading Style Sheet (CSS)
Definition
a file or portion of an HTML file that defines the visual appearance of content in a Web page.
Term
rich Internet application
Definition
software that has the functionality and complexity of traditional application software, but does not require local installation and runs in a Web browser
Term
Java
Definition
An object-oriented programming language from Sun Microsystems based on C++ that allows small programs (applets) to be embedded within an HTML document
Term
Web services
Definition
standards and tools that streamline and simplify communication among Web sites for business and personal purposes
Term
File Transfer Protocol (FTP)
Definition
a protocol that supports file transfers between a host and a remote computer (not secure)
Term
Secure File Transfer Protocol (SFTP)
Definition
a secure version of FTP for more secure file transfers
Term
Content Streaming
Definition
a method for transferring multimedia files over the Internet so that the data stream of voice and pictures plays more or less continuously without a break, or very few of them; enables users to browse large files in real time
Term
intranet
Definition
an internal corporate network built using Internet and World Wide Web standards and technologies; used by employees to gain access to corporate information
Term
extranet
Definition
a network based on Web technologies that links selected resources of a company's intranet with its customers, suppliers, or other business partners
Term
Virtual Private Network (VPN)
Definition
a secure connection between two points on the Internet
Term
tunneling
Definition
the process by which VPNs transfer information by encapsulating traffic in IP packets over the Internet
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