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WWW 入門簡介. 主講人:柯皓仁 國立交通大學計算機中心 分機: 52807 E-mail : claven@cc.nctu.edu.tw. Agenda. Introduction to WWW Introduction to Netscape. Introduction to WWW. WWW: World Wide Web Developed by CERN (The European Lab for Particle Physics). Characteristics of WWW(I) . Hypertext and Hyperlink.
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WWW 入門簡介 主講人:柯皓仁 國立交通大學計算機中心 分機:52807 E-mail : claven@cc.nctu.edu.tw
Agenda • Introduction to WWW • Introduction to Netscape
Introduction to WWW • WWW: World Wide Web • Developed by CERN (The European Lab for Particle Physics)
Characteristics of WWW(I) • Hypertext and Hyperlink
Characteristics of WWW(II) • Multimedia • Text • Image • Sound • Movie • Integration • FTP • TELNET • GOPHER • NEWS
Terminology of WWW (I) • Browser: WWW Client • Lynx, Mosaic, Netscape, Internet Explorer • HTML(Hypertext Markup Language): Thelanguage of WWW • HTTP(Hypertext Transfer Protocol): The protocol used by WWW clients and servers • External Viewer: The tools used to display multimedia
Operation of WWW HTML DOC CGI URL Request HTTP HTTP WWW Client(Browser) WWW Server
Terminology of WWW(II) • URL(Uniform Resources Locators): Indicate the Service and Address of a certain Internet Resources • http://www.cc.nctu.edu.tw/ • http://www.cc.nctu.edu.tw/~claven • http://www.w3.org:1024/default.html • ftp://ftp.nctuccca.nctu.edu.tw • news:alt.hypertext • telnet://dra.com • gopher://gopher.csie.nctu.edu.tw
How to Write a URL Service Type :// Server Name [:Port] [/Dir/File] http gopher news ftp ..... FQDN IP Address TCP/IP Port
Terminology of WWW(III) • CGI(Common Gateway Interface) • Home Page • Proxy • Java www.spring.nctu.edu.tw http://www.spring.nctu.edu.tw (1B) (2A) (1A) Proxy (3A) (2B) (4A)