The ping utility works above the network layer and DNS works in the application layer. If we try ping www.google.com, how does it resolve the IP address of GOOGLE since the DNS is above the...

So, I've seen some questions about it here but none of them was specific about it neither answered my doubt. In a layered architecture/DDD application, in what layer would a controller (the "C" in...

In my job we are writing web services, which are called by an app. We are working in agile mind set using domain driven design. As in DDD we have domain and application layer. However, we encounter...

So, I've looked at some posts about the Specification Pattern here, and haven't found an answer to this one yet. My question is, in an n-layered architecture, where exactly should me Specification...