Answer Posted / ramuyadavbsc

User-Exit: USER EXIT AVILABLE ONLY IN SD MODULE
USEREXIT IN THE FORM OF SUBROUTINEES
USEREXIT NEED ACCESSKEY
IN USER EXIT WE ARE DIRECTLY WRITTING THE CODE THROUGH
ACCESSKEY
USEREXIT IS ALSO CALLD AS MODIFICATIONS.
HERE FIND USER-EXIT ARE LIGHT DIFFCULT


CUSTOMER-EXIT:CUSTOMEREXITS IN THE FORM OF FUNCTION MODULES
CUSTOMEREXITS ARE DIFFERENT TYPES THEY ARE
1.FUNCTION-EXIT
2.MENU-EXIT
3.SCREEN-EXIT
4.FIELD-EXIT
THESE ARE IMPLEMENTED USING CUSTOMER-EXIT
HERE EXITS ARE ESSILY FIND OUT USE DIFFERENT WAYS LIKE
USING CALL CUSTOMER, SMOD, SE84 ARE USED TO FIND THE
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