First popularized in 2004 and coined by O’Reilly Media, Web 2.0 is the “next generation” Web…When we think of the term “next generation”, we automatically think of something new and innovative. The way so use the Web is new, but the technology supporting what people do with the Web has existed for decades. While 2.0 isn’t exactly new, the next generation user or modern web users are using the technology supporting it in new ways. Long gone are the days of old where reading information on the Web was much like reading a book.It is a free Ebook and yau can download easily. For downloading Click the link http://bit.ly/2tgb4wa .