CITA 330 Section 11 The Web and Its Future

Web 1.0 News, music and everything else is moved to digital Web sites become super applications Ease of use, scale, and a huge level of functionality. Knowledge and transactions of goods became instant Global markets now at the command of individual consumers and businesses

Web 2.0 Social Networking - Anyone can participate in the content creation User-generated content, collaboration, and community Content isn’t fixed publication—it changes daily More companies enter the emerging SaaS YouTube, Flickr, Blogspot, MySpace, FaceBook

Web 3.0 Expansion of SaaS (Without Limits) The Semantic Web (The Data Web) 3D Spaces (Now for Business)

Web 3.0 as the Semantic Web The Semantic Web - coined by Tim Berners- Lee, the man who invented the (first) World Wide Web A place where machines can read Web pages much as we humans read them A place where search engines and software agents can better troll the Net and find what we're looking for Web as a universal medium for data, information, and knowledge exchange

RDF The Resource Description Framework (RDF) is a family of World Wide Web Consortium (W3C) specifications, originally designed as a metadata data model is now accepted as a general method of modeling information through a variety of syntax formats. The RDF data model is based upon the idea of making statements about resource Web resources in the form of subject-predicate- object expressions, called ''triples'' in RDF terminology.

RDF A general method of modeling information through a variety of syntax formats Formatted as subject-predicate-object expressions The subject denotes the resource The predicate denotes trait or aspects of the resource and expresses a relationship between the subject and the object

RDF Format Example "The sky has the color blue" RDF Triples [The sky] [ has the color] [ blue] [[Subject (grammar)|subject]] denoting "the sky“ [[Predicate (grammar)|predicate]] denoting "has the color“ [[Object (grammar)|object]] denoting "blue"

Microformat Web-based approach to semantic markup which seeks to reuse existing (X)HTML tags to convey metadata and other attributes in web pages and other contexts that support (X)HTML The use, adoption and processing of microformats enables data items to be indexed, searched for, saved or cross- referenced, so that information can be reused or combined

hCard A microformat for publishing the contact details of people, companies, organizations, and places using (X)HTML on the Web Example: Joe Doe The Example Company

hResume A microformat for publishing resume or Curriculum Vitae (CV) information using (X)HTML on the Web Main areas of information: –summary –contact (uses the hCard microformat) –education –experience –Skills –affiliations –publications

Web 3.0 It is not a question of if web sites become web services, but when and how Companies will expose more and more data for profit Intelligent agents will be more powerful than ever before Industry will move more Information Systems infrastructure into the Cloud Applications of the future will be pieced together in a home-grown fashion from the End-User