Social networks are online communities that allow users to communicate and share information with others who have similar interests. Users create profiles and connect with other individuals or groups, and can exchange public or private messages. Popular social networking sites allow users to publish various types of content like text, images, and videos for their connections to see. Examples of major social networking websites include Twitter, Facebook, LinkedIn, Flickr, and Instagram.

1. Social networks

2. Social networks definition
• an online community of people with a common i
nterest who use a
website or other technologies to communicate wi
th each other and
share information, resources, etc.:
• Social networking is the practice of expanding
the number of one's business and/or social
contacts by making connections through
individuals.

3. Social networking
Technology
• Any website designed to allow multiple users to publish
content themselves.
The information may be on any subject and may be for co
nsumption by(potential) friends, mates, employers, empl
oyees, etc.
• The sites typically allow users to create a "profile"
describing themselves and to exchange public or private
messages and list other users or groups they are
connected to in some way.
• There may be editorial content or the site may be
entirely user-driven.
• Content may include text, images (e.g.
(http://flickr.com/)), video (e.g. (http://youtube.com/)) or
any other media.

4. list of some social
networking websites
• Twitter
• MyLife
• MocoSpace
• LinkedIn
• Flickr
• Facebook
• Instagram
• Yammer
Read more at List of social networking websites

5. By: Noor Mohammed Al-Maashani
Read more at:
• http://dictionary.reference.com/browse/social
+network
• http://whatis.techtarget.com/definition/social-
networking
• http://en.wikipedia.org/wiki/List_of_social_netw
orking_websites