What is the application server?

An application server is a modern form of platform middleware . It is system software that resides between the operating system (OS) on one side, the external resources (such as a database management system [DBMS], communications and Internet services) on another side and the users’ applications on the third side.

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Does a mobile app have a server?

You have to understand that for any communication between web application, mobile application or desktop application, there will always be a server . Even in file sharing applications like shareit, one mobile app works as server and same mobile app elsewhere works as client.

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