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Session 1 Chapter 1 - Introduction to Web Development ITI 133: HTML5 Desktop and Mobile Level I www.profburnett.com
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Outline How Web Applications Work Intro to HTML & CSS Viewing Web Pages Critical Web Development Issues 8/1/2014 2 Copyright © Carl M. Burnett
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Components of the Web 8/1/2014 3 Copyright © Carl M. Burnett
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Web Request-Response Cycle Static Web Page 1.User Sends Request by URL 2. DNS Lookup 3. Request Transmitted 4. Web Server Processes Request 5.Results Formatted in HTML for Browser 6. Results Send to User 7.Browser Decodes HTML from Web Server 8.Results Displayed to User RequestResponse 8/1/2014 Copyright © Carl M. Burnett 4
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The Web Medium Dynamic Web Site Database TCP/IP HTTP HTML5 CSS3 JavaScript AJAX XML ASP / Java C++ / C# Perl Ruby Python SQL PHP / XML AJAX Client Side Server Side 8/1/2014 Copyright © Carl M. Burnett 5
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Desktop Web Browsers IE Firefox Chrome Opera Safari 8/1/2014 6 Copyright © Carl M. Burnett
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Web Building Blocks 8/1/2014 7 Copyright © Carl M. Burnett Hypertext Stylization Metadata Interactivity
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Key Technologies Hypertext Markup Language - HTML HTML5 Cascading Style Sheets - CSS JavaScript Asynchronous JavaScript - AJAX XML 8/1/2014 8 Copyright © Carl M. Burnett
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Server Side Scripting PHP ASP C++/C# Java Ruby PERL Python 8/1/2014 9 Copyright © Carl M. Burnett
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HTML Standards VersionYearDescription HTML1991 HTML 1.01993 HTML 2.01995 HTML 3.21997 HTML 4.011999 XHTML 1.02000Incorporated XML HTML52012Working Draft in 2008 8/1/2014 10 Copyright © Carl M. Burnett
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CSS Standards VersionYear 1.01996 2.01998 2.12004 3.02012 8/1/2014 11 Copyright © Carl M. Burnett
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HTML Document JavaScript_Book.html 8/1/2014 Copyright © Carl M. Burnett 12
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CSS Document book.css book.css 8/1/2014 13 Copyright © Carl M. Burnett
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Viewing Web Pages 8/1/2014 14 Copyright © Carl M. Burnett Protocol Domain Name Directories File Name http://www.profburnett.com/2014/spring/2014_Spring_Session_I.html URLURN URI - Uniform Resource Identifier URL - Uniform Resource Locator URN - Uniform Resource Name URI
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Critical Web Development Issues Cross Browser Compatibility User Accessibility Search Engine Optimization (SEO) 8/1/2014 15 Copyright © Carl M. Burnett
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Summary How Web Applications Work Intro to HTML & CSS Viewing Web Pages Critical Web Development Issues 8/1/2014 16 Copyright © Carl M. Burnett Next – Chapter 18 - How to Deploy a Web Site on a Web Server
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