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Introduction to web 2.0 An Introduction


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Introduction to web 2.0 An Introduction

  1. 2. Introduction to Web 2.0 Education in distributed networks TAFE NSW, Sydney Institute, Workforce Development Unit Image by paradigm4
  2. 3. What is web2.0? <ul><ul><li>Web 2.0 refers to a perceived second generation of web development and design, that facilitates communication, secure information sharing, interoperability, and collaboration on the World Wide Web. Web 2.0 concepts have led to the development and evolution of web-based communities, hosted services, and applications; such as social-networking sites, video-sharing sites, wikis, blogs, and folksonomies. - Wikipedia, 20 April 2009 </li></ul></ul>
  3. 4. Web 2.0 defining characteristics <ul><ul><li>the Web as a platform, web services which use the browser, easy to use </li></ul></ul><ul><ul><li>User generated content the driving force </li></ul></ul><ul><ul><li>Easy to create, distribute and share content, often collaboratively via RSS </li></ul></ul><ul><ul><li>Folksonomic content classification using TAGS </li></ul></ul><ul><ul><li>The &quot;Network Effect&quot; - services improve the more people who join - e.g., flickr, Facebook </li></ul></ul><ul><ul><li>Social Networking </li></ul></ul><ul><ul><li>Makes it easy to find other users with similar interests and form online communities – Social Software </li></ul></ul><ul><ul><li>Mobile a driving force </li></ul></ul>
  4. 5. Convergent forces <ul><li>Mass uptake of broadband since ADSL & 3G The ubiquity of connectivity, home, work & mobile </li></ul><ul><li> </li></ul>“ Nearly two-thirds of Australian households now have broadband” Source: ABS, (Dec 2009), Media Release “ Mobile ownership has almost reached a saturation point with 92 percent now reporting owning a mobile phone.” Source: Nielson, (April 2009), AdNews Mobile Report
  5. 6. Convergent forces <ul><li>Rise of the mobile web </li></ul>
  6. 7. Convergent forces <ul><li>Increase in computing power both in terms of the server & client side </li></ul><ul><li>The rise in new web based business models which support free services from advertising revenue i.e. youtube, Facebook </li></ul>
  7. 8. Examples of Social Software <ul><li>Blogs & online journals - Blogger , LiveJournal , Edublogs </li></ul><ul><li>Web-based RSS feed readers - Bloglines , Google Reader </li></ul><ul><li>Wikis & collaborative writing tools - Wikispaces , Mediawiki </li></ul><ul><li>Social networking sites - MySpace , Yahoo 360 </li></ul><ul><li>E-portfolios and Personal Learning Environments (PLEs) - Ning </li></ul><ul><li>Media publishing & sharing - Flickr YouTube </li></ul><ul><li>Social bookmarking - , Diigo </li></ul><ul><li>Podcasting, vblogging - Odeo , Podomatic , Viddler </li></ul><ul><li>Presentation – Slideshare, Prezi </li></ul>
  8. 9. RSS – The distributed model <ul><li>RSS is the connecting fabric of web2.0 services, providing the conduit for information flows between distributed networks. </li></ul><ul><li>Means to subscribe, syndicate and remix (mashups) </li></ul><ul><li>All about the connected information flows between decentralised nodes, characterised by a willingness to share, mix and feed. </li></ul>Image by Dion Hinchcliffe €
  9. 10. Tagging <ul><li>Tagging is a method of categorisation whereby key words are assigned to web based resources by users </li></ul><ul><li>Each user &quot;tags&quot; the resources arbitrarily according to their own personal preferences. </li></ul><ul><li>tags are shared (rss) & grouped to form knowledge sharing networks </li></ul>