Difference between Windows Phone 8.1 and Windows Phone Silverlight 8.1

Question

I was reading about Windows Phone 8.1 Development, because I already work with Windows Phone 8 and I intend to start working with the new OS version.

Then I downloaded t

Answer 1

Silver Light project does have service reference facility while in window phone it is removed so you can use either azure provided services or rest services while developing for windows phone