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Session 1
Chapter 1 - Introduction to Web Development
ITI 133: HTML5 Desktop and Mobile Level I
www.profburnett.com
Copyright © Carl M. Burnett
Outline How Web Applications Work Intro to HTML & CSS Viewing Web Pages Critical Web Development Issues
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Copyright © Carl M. Burnett
Components of the Web
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Web Request-Response CycleStatic Web Page
Web Server
Computer
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 User7. Browser Decodes
HTML from Web Server
8. Results Displayed to User Request
Response
Firewall
Router
InternetCloud
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Copyright © Carl M. Burnett
The Web MediumDynamic Web Site
Web Server
Database
InternetCloud
TCP/IPHTTP
HTML5CSS3
JavaScriptAJAXXML
ASP / JavaC++ / C#
PerlRuby
Python
SQL
PHP / XMLAJAX
Computer
Client Side Server Side
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Copyright © Carl M. Burnett
Desktop Web Browsers IE Firefox Chrome Opera Safari
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Copyright © Carl M. Burnett
Web Building Blocks
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Hypertext
Stylization
Metadata
Interactivity
Copyright © Carl M. Burnett
Key Technologies Hypertext Markup Language - HTML HTML5 Cascading Style Sheets - CSS JavaScript Asynchronous JavaScript - AJAX XML
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Copyright © Carl M. Burnett
Server Side Scripting PHP ASP C++/C# Java Ruby PERL Python
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Copyright © Carl M. Burnett
HTML StandardsVersion Year Description
HTML 1991
HTML 1.0 1993
HTML 2.0 1995
HTML 3.2 1997
HTML 4.01 1999
XHTML 1.0 2000 Incorporated XML
HTML5 2012 Working Draft in 2008
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Copyright © Carl M. Burnett
CSS StandardsVersion Year
1.0 1996
2.0 1998
2.1 2004
3.0 2012
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Copyright © Carl M. Burnett
HTML Document
JavaScript_Book.html
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Copyright © Carl M. Burnett
CSS Document book.css
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Copyright © Carl M. Burnett
Viewing Web Pages
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Protocol
Domain Name
Directories
File Name
http://www.profburnett.com/2014/spring/2014_Spring_Session_I.html
URL URN
URI - Uniform Resource IdentifierURL - Uniform Resource LocatorURN - Uniform Resource Name
URI
Copyright © Carl M. Burnett
Critical Web Development Issues Cross Browser Compatibility User Accessibility Search Engine Optimization (SEO)
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Copyright © Carl M. Burnett
Summary How Web Applications Work Intro to HTML & CSS Viewing Web Pages Critical Web Development Issues
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Next – Chapter 18 - How to Deploy a Web Site on a Web Server
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