In this article we will be seeing how to retrieve all the content sources from search service application in SharePoint 2010. If you go to Central Administration => Application Management => Manage service applications => Search Service Application => Crawling => Content Sources you could see all the content sources. C# code:
Creating a custom Master page in SharePoint 2010 using Visual Studio 2010
Configure a Crawl Schedule for Enterprise Search Content Source in SharePoint 2010 using powershell