Social network refers online community of people where every body are connected to meet various purposes.
According to Wikipedia- A social network is a social structure made up of individuals (or organizations) called "nodes", which are tied (connected) by one or more specific types of interdependency, such as friendship, kinship, common interest, financial exchange, dislike, sexual relationships, or relationships of beliefs, knowledge or prestige.
I should say- Social networking establishes interconnected internet communities to meet a variety of purposes such as online communication, building relationship, share information & resources, purpose of study materials, business and trade, etc. though there
is misuse and derail matters are involved.
The most popular social networking sites are:
Facebook , Twitter , LinkedIn , MySpace , Ning , Google Plus+ , Tagged , orkut , hi5 , mylife , friendster , Meetup , etc.
A clip illustrated t he potential of Social Network
Social media has depth influence in business and trade through
sharing information about organization, products, policies and
procedures, customer service and feedback, advertisement &
marketing, supply and chain management system, order booking
and delivery system, etc.
So by social media network, individual and organization can-
Analyze and optimize
Through out the business environment.
Facebook vs Ning Facebook Ning Customization Allows limited custom elements. Allows pictures, videos and pools such as YouTube and Flicker applications. Allows full site customization, including color, theme, elements and domain. Allows pictures, videos and pools such as YouTube and Flicker integration Security Enables admin ability to moderate comments, discussions but public membership. Enables admin approval, disapproval, and the ability to moderate membership, comments, discussions, etc. Membership Anyone with a facebook account can have membership. Over 200 million people. Approval from admin can be required for membership access. Mass user and delete possible. Information Available to all of facebook. Not crawled by Google. All internally contained, access granted only to membership. Not crawled by Google