Bài giảng Management information systems - Module B: The World Wide Web and the Internet

WORLD WIDE WEB Web – multimedia-based collection of information, services, and sites supported by the Internet Interface you see and work with Internet – vast network of computers that connects millions of people all over the world Infrastructure that makes the Web possible

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Extended Learning Module BThe World Wide Web and the InternetWORLD WIDE WEBWeb – multimedia-based collection of information, services, and sites supported by the InternetInterface you see and work withInternet – vast network of computers that connects millions of people all over the worldInfrastructure that makes the Web possible Web Sites, Addresses, and Pages Web site – Web location where you visit, gather information, order products, etcUSA TodayWeb site address – unique name for a Web sitewww.usatoday.comAlso called a domain name Web Sites, Addresses, and PagesWeb site address or domain nameTop-Level Domainscom – commercial or for-profit businesscoop – cooperativeedu – educational institutiongov – U.S. government agencymil – U.S. military organizationnet – Internet administrative organizationint – International treaties organizationinfo – general informationbiz – businessmuseum – accredited museumname – personalpro – Accountant, doctor, lawyer, etc.Many moreNote: Can also use specialized TLDs like .nba – requires a fee of $185,000Web Browser SoftwareWeb browser software – enables you to surf the WebThree most popularInternet Explorer (Microsoft)Firefox (Mozilla) Chrome (Google)Web Browser SoftwareWEB 2.0Web 2.0 (Live Web) – second generation of the Web; focuses on online collaboration, users as both creators and modifiers of content, dynamic and customized information feeds, etc.WikisSocial networking sitesBlogsRSS feedsPodcastingMany othersINTERNET TECHNOLOGIESInternet backbone – major set of computer connections on InternetINTERNET TECHNOLOGIESInternet Service Provider (ISP) – provides access to the InternetAOLNetZeroYour schoolYour workConnects its computers to the Internet at an NAP Internet ServersCONNECTING TO THE INTERNETYou do it through an ISPISPs can be free, charge a monthly fee, charge a per-minute fee, etcMany offer Web space – storage area where you keep your Web site Communications SoftwareConnectivity software – connect to your ISPWeb browser software – to surf the WebE-mail – electronically communicate with e-mail Telecommunications HardwareTelephone modem – connects your computer via a phone line (slow)DSL – uses phone lines but supports simultaneous phone calls (fast)Cable modem – uses your cable TV service (fast)Satellite modem – Internet access through satellite dish (fast) Telecommunications Hardware