The TIBCO iProcess Engine uses a client/server model for communication where there is a two way communication path between each TIBCO iProcess Workspace client and TIBCO iProcess Engine server. The communication protocol used for this communication is called ____

TIBCO iProcess uses RPC (Remote Procedure Call) protocol for communication between Workspace clients and the Engine server. RPC enables two-way communication where clients can invoke procedures on the server. TCP-IP is the transport layer but RPC is the application protocol used. FTP, HTTP, and HTTPS are not used for this purpose.