What is Microsoft Sharepoint?

1. Sharepoint started out as a Document holding tank.People used sharepoint to strore and exchange documents with their co-workers.
2. Microsoft Sharepoint is a popular web application platform developed by Microsoft for small to large organization.
3. It is typically associated with web content management system and document management system.
4. Applications of sharepoint: Sharepoint's multipurpose platform allows managing and provisioning of  intranet, extranets,websites,document management,social networking tools,enterprise search.. (the extranet is a portion of an organization's intranet that is made accessible to authorized outside users without full access to an entire organization's intranet)