The data flow

As you might already know, a Native Web App following the Single-Page Application approach will roughly handle the client-server communication in the following way:

In our specific scenario, the index.html role is covered by the /Views/Index.cshtml view file that is returned by the Index action method within the HomeController; however, the base concept is still the same.

In case you're wondering about what these Async Data Requests actually are, the answer is simple--everything, as long as it needs to retrieve data from the server, which is something that most of the common user interactions will normally do, including (yet not limited to) pressing a button to show more data or to edit/delete something, following a link to another action view, submitting a form, and so on. That is, unless the task is so trivial--or it involves a minimal amount of data--that the client can entirely handle it, which means that it already has everything it needs. Examples of such tasks are show...