Into the globalization allows your web application to be useful for different people in different parts of the world who speaks different languages. The ASP.Net makes it easy to localize an application through the use of resource files. The resource files are XML files with .resx extension. The resources may either be a global resource, in which it is accessible throughout the site and placed in App_GlobalResources folder in a website or a local resource which is particular/specific to a page only and is placed in App_LocalResources folder.