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The oversight by W3C ensures standards compliance to enhance the web's backbone, structure, and organization, promoting interoperability between ISPs, T1s, browsers, and servers. Content control through DNS, IP addresses, and cookies optimizes presentation while adding layers of authentication and personalization. Additional languages like CSS and XML extend functionality for customized presentation and data description. Caching strategies and firewalls improve performance and security in the distributed and growing web environment.
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Oversight • Wc3.org • Standards body • Ensure interoperability with HTML • Growth of the web
Structure • Organization • Backbone; ISPs; T1s • Content • HTML, other languages and W3C • Browsers • Client-side • Servers • Access • ISPs; cable modem; broadband
Domain Name System and IP Address and Cookies • Alphanumeric mapping • Control content based on IP of client • Amazon.co.uk example • China example • Cookie file • Personalize presentation • Add layer of authentication w/ IP address
Additional Languages • CSS • Customize presentation across site; separate file / in header / in code • XML • Extends html to create own variable names, for describing data (author, title, date, extract) • Server-side scripting language • Javascript, .asp, .php • Client-side scripting language
Caching and Firewalls • Caching • Client-side • Server-side • Google cache example • Firewalls • Company • Country (China)
Some unique aspects of the web medium • Top-down versus mediated • Distributed medium • Cost of publishing • Author index control • Growth issues • Elitist medium (cost and complexity) • Speed (bandwidth) • Security and privacy