Web 1.0 to Web 4.0

This post gives the summary of what to majorly remember in the evolution of web.

Web 1.0:

• It was mainly a read only web
• The idea was to create Universal Document Identifier (UDI) ad create a common information space
• It included static html pages that were updated infrequently
• Core protocols were: HTTP, HTL and URI

Web 2.0:

• It is the business revolution in the computer industry
• Also known as wisdom web, people-centric web, participative web and read-write web
• With reading and writing, it became bi-directional
• It had blogs supporting tagging, RSS, Wikis and Mashups
• Major technologies included: Asynchronous JavaScript and XML (AJAX), Flex, Google Web Toolkit etc

Web 3.0:

• Web moved from web of documents to web of data
• It defined structured data and link them in order to more effectively discover, automate, integrate and reuse across various applications
• Organize collaboration in social web
• It was/is known as semantic web: where approach being in which machine can understand
• The architecture has: trust, logic and proof, ontology, RDF schema, RDF, XML and then Unicode and URI

Web 4.0: (No proper explanation yet, subject to change)

• Also known as symbiotic web
• Has interaction between humans and machines in symbiosis
• Will be read-write-execution-concurrency web
• Artificial Intelligence, to support being intelligent web