top 10 social networking sites 2015 list in the worldA social networking service is a platform to build social networks or social relations among people who, for example, share interests, activities, backgrounds, or real-life connections. A social network service consists of a representation of each user, his social links, and a variety of additional services.
The social network is a theoretical construct useful in the social sciences to study relationships between individuals, groups, organizations, or even entire societies (social units, see differentiation). The term is used to describe a social structure determined by such interactions.
Most social network services are web-based and provide means for users to interact over the Internet, such as e-mail and instant messaging.
Online community services are sometimes considered as a social network service, though in a broader sense, social network service usually means an individual-centered service whereas online community services are group-centered.
A social networking site is the phrase used to describe any Web site that enables users to create public profiles within that Web site and form relationships with other users of the same Web site who access their profile. Social networking sites can be used to describe community-based Web sites,
Social networking sites allow users to share ideas, pictures, posts, activities, events, and interests with people in their network.
This is a list of major active social networking sites in the world 2015