What is GWT RPC?

1.	What is GWT RPC?
Answer» RPC, Remote Procedure Call is the mechansim used by GWT in which client code can directly executes the server side methods. GWT RPC is servlet based. GWT RPC is asynchronous and client is never blocked during communication. Using GWT RPC Java objects can be sent directly between the client and the server (which are automatically serialized by the GWT framework). Server-side servlet is termed as service. Remote procedure call that is calling methods of server side servlets from client side code is referred to as invoking a service.

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