Answer / always learner

As we know BDC's and RFC's are used for Data Transfer.

In BDC we have to do recording , and follow the screen
sequence i,e Data is transferred screen wise..Whereas using
RFC's we don't need to follow the screen sequences..All Data
is transfered at once.And RFC's are connected to othere
systems remotely

Answer / tapan

BDC is batch data communication through which we upload
data from external system.
But rfc remote function call through which we give
communication to external system for upload data

Answer / bharani

i think BDC is for data migration from legacy system to r/3
system. but
RFC is is even an interface method were if in company is
employing for eg APO software were it needs to get the data
from an ABAP software or the case my be viceversa then the
software which needs toget the code to be excetued will
tigger a remote call to the calling system for eg here APO
SYSTEM will trigger aremote call to ABAP system were my
pice of code gets excuted and further it proceeds.

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