FACTS AND FIGURES</li></li></ul><li>What is Social Networking?<br />A social networking service is an online service, platform, or site that focuses on building and reflecting of social networks or social relations among people, e.g., who share interests and/or activities. <br />
Historyof social network <br />Early social networking sites started as generalized sites. The first online social network site was started in 1997, called sixdegrees.com<br />
Types of Social Networking Sites<br /><ul><li>General sites geared toward teens
Names of sites having more than 100 million active user accounts:<br />Name Active user accountsDate<br />Facebook 600+ million January 2011 Netease 360 million May 2011 WindowsLiveMessenger 330+ million June 2009 Habbo 203 million February 2011 Twitter 200 million January 2011 Gmail 193.3 million November 2010 Skype 145 million March 2010 Sina Weibo 140+ million May 2011 Vkontakte 135+ million February 2011 Orkut 120+ million August 2010 Bebo 117 million July 2010 LinkedIn 100+ million March 2011<br />
Facts and Figures<br /><ul><li>As of 2011, there were more than 300 known social networking sites.