Social network

Social networks are websites that allow people to connect with friends and even make new friends, virtually etc.

Facebook

Facebook is a social network best known worldwide for its users.

Twitter

twitter is a social network is a very popular and well known network like Facebook you can comment on news or topic can also learn and write without grammatical errors.

Google

Google is a device software is related technologic that lets you use the Internet , book datasheets you wed in them can facilitate learning.

of these the most popular social networks are facebook, twitter, yahoo, blogger and slideshare.

Today technology is used throughout the work sites or the entire study and many faculty is easier for others it is more difficult to learn new things.

Reference

http://www.slideshare.net/varun0912/social-networking-ppt?qid=03d720d3-75e8-48e3-9cec-2d5702a0d365&v=default&b=&from_search=2