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Chapter 7: The Web and E-mail

A Web page is the product or output of one or more Web-based files displayed in a format similar to a page in a book A Web browser is client software that displays Web page elements and handles links between pages Every Web page has a unique address called a URL | The Web and E-mail Chapter 7 Chapter 7: The Web and E-mail Chapter Contents Section A: Web Technology Section B: Search Engines Section C: E-commerce Section D: E-mail Section E: Web and E-mail Security Chapter 7: The Web and E-mail Web Technology Web Basics HTML HTTP Web Browsers Cookies Web Page Authoring HTML Scripts Chapter 7: The Web and E-mail Web Basics The Web is an interlinked collection of document, image, video, and sound files A Web site contains a collection of related information Podcasts, Videocasts RSS Figure 7-1 Chapter 7: The Web and E-mail Web Basics A Web page is the product or output of one or more Web-based files displayed in a format similar to a page in a book A Web browser is client software that displays Web page elements and handles links between pages Every Web page has a unique address called a URL Figure 7-3 Chapter 7: The Web and E-mail HTML Set of specifications for creating documents that a browser can display as | The Web and E-mail Chapter 7 Chapter 7: The Web and E-mail Chapter Contents Section A: Web Technology Section B: Search Engines Section C: E-commerce Section D: E-mail Section E: Web and E-mail Security Chapter 7: The Web and E-mail Web Technology Web Basics HTML HTTP Web Browsers Cookies Web Page Authoring HTML Scripts Chapter 7: The Web and E-mail Web Basics The Web is an interlinked collection of document, image, video, and sound files A Web site contains a collection of related information Podcasts, Videocasts RSS Figure 7-1 Chapter 7: The Web and E-mail Web Basics A Web page is the product or output of one or more Web-based files displayed in a format similar to a page in a book A Web browser is client software that displays Web page elements and handles links between pages Every Web page has a unique address called a URL Figure 7-3 Chapter 7: The Web and E-mail HTML Set of specifications for creating documents that a browser can display as a Web page Markup language HTML tags XHTML DHTML Ajax Chapter 7: The Web and E-mail HTML Figure 7-4 Chapter 7: The Web and E-mail HTTP HTTP messages flow between a browser and a Web server. Figure 7-5 Chapter 7: The Web and E-mail Web Browsers Help you access Web pages Popular browsers: Internet Explorer Mozilla Firefox Apple Safari Opera Figure 7-7 Chapter 7: The Web and E-mail Web Browsers Helper applications extend browser’s ability to work with file formats A plug-in is a type of helper application A player is any helper application or plug-in that helps a browser display a particular file format Figure 7-8 Chapter 7: The Web and E-mail Cookies Small chunk of data generated by a Web server and stored on computer’s hard disk Fix problems caused by HTTP’s stateless protocol Relatively safe Your computer does not have to accept cookies Figure 7-9 Chapter 7: The Web and E-mail Web Page Authoring Text editor HTML conversion tool .