Information about Social network

 Information about Social network

Orkut:  

Orkut was a social networking website owned and operated by Google. The service was designed to help users meet new and old friends and maintain existing relationships. The website is named after its creator, Google employee Orkut Büyükkökten. On June 30, 2014, Google announced it would be closing Orkut on September 30, 2014. 

Facebook:

Facebook was founded on February 4, 2004, by Mark Zuckerberg with his college roommates and fellow Harvard University students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes.

Whatsapp:

WhatsApp Inc. was founded in 2009 by US citizens Brian Acton and Jan Koum (also the CEO), both former employees of Yahoo.