web基础概念综述（二）

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原创最新推荐文章于 2026-04-15 20:23:56 发布 659 阅读 AI 写同款· GEO 优化 ›

WEB安全综述 web安全综述 1，web体系系统结构（由低到高的顺序） ①操作系统：Linux/Windows ②存储：web应用保存大量信息，包括平台信息、用户信息、服务器数据等 ③web容器：为上层开发语言提供运行环境（中间件有相同的功能）中间件：联系操作系统和web应用，作为中转部分用来进行沟通联系，向web应用和操作系统执行连接。 apache/nginx：既可以起到web容器的作用，为编程语言提供环境的同时也是中间件，沟通web应用和操作系统 IIS ④web服务端语言：PHP/JSP/.NET ⑤web开发阅读详情

HTML&XHTML

HTML (Hypertext Markup Language) is a sort of tag language for making web pages. And this language needn’t to be translated or edited. We can execute it by browser. It describes the net format ( text、image、sound、animation、film) and link information with other pages.HTML is also regard as the text file, it includes html elements and tags.

XHTML

XHTML (extensible hypertext markup language) is also a sort of tag language for making Web pages, but it’s a new edition issued by W3C in 2000 year. XHTML has been used to instead of HTML, and it’s an application based on XML.

XHTML is more terse and compact than HTML. And it must have well-formedness.

XML

XML (extensible markup language) is a sort of data memory language, it uses some simple tags to describe data. This language is easy for user and his format is very clear.

SGML(the Standard Generalized Markup Language)

W3C

W3C (the World Wide Web consortium) is a international non-profit organization. Their aim is to lead the World Wide Web to its full potential by developing protocols and guidelines.