Interview questions for BAPI in ABAP.

 1. What is BAPI?

* BAPIs are used to connecting from SAP to SAP as well as SAP to NON-SAP.


2. What differences between BAPI and BDC.

* BAPI

    - Upload data from file to sap directly.

    - BAPI is faster.

    - Flat file fields are varying.

* BDC

    - Upload the data from file to sap system through screens.

          - BDC is slower.

    - Flat file fields are fixed.


3. BAPI_TRANSECTION_COMMIT.

* Whenever we are working with create, change, delete BAPIs, then we must commit the data base by using "BAPI_TRANSACTION_COMMIT" function module. Otherwise, the data base isn't updated.

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