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Database Applications Using Internet Technology. Network Terminology. Network “a collection of computers that communicate with one another using a standardized protocol” Public “anyone can utilize the network” Private “users must be preauthorized to gain access”. Page 273.
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Network Terminology • Network “a collection of computers that communicate with one another using a standardized protocol” • Public “anyone can utilize the network” • Private “users must be preauthorized to gain access” Page 273
Internet Terminology • TCP/IP“Terminal Control Program/Internet Protocol” • E-mail • Newsgroups • TelNet • FTP Page 274
World Wide Web Terms • HTTP hypertext transfer protocol • HTML hypertext markup language • SGML standard generalized markup language • URL universal resource locator • MIME multipurpose Internet mail code Page 275
Intranet “Private network using TCP/IP, HTML, and related Internet technology” • private -or- • connected to pubic via a firewall, “computer that serves as a security gateway” Page 277
Network Database Apps • Static Report Publishing • DB Query Publishing • Application Publishing Page 277
Three-Tier Architecture Page 279
Functions of Tiers Page 280
Web Server Standards and Languages Page 281
Internet Scripting Languages • JavaScript • JScript • ECMAScript-262 • VBScript • PERL Page 283
Internet Programming Languages • JAVA • Visual Basic • C++ • ActiveX Page 285
Microsoft Component Specifications Page 287
Markup Languages • DHTML dynamic HTML RDS Remote Data Services (ActiveX controls) allow data to be cached locally • XML Extensible Markup Language DTD Document type declaration Page 288
Example of XML Standards Page 299
Web Server Functions Page 300