SAP BDC Interview Questions and Answers
Question - 31 : - What is the effect of the BDC_CURSOR field name in the BDC table?
Answer - 31 : - You can set the cursor and enter as a corresponding field value the name of the field on which the cursor is to be positioned.
Question - 32 : - What is main difference between CATT and LSMW
Answer - 32 : -
Using LSMW you can update any kind of data but no changes to database are allowed, whereas CATT tool can update only master data, which also allows changes to the master data and also a significant testing of data is possible
Question - 33 : - What is main difference between session method and LSMW
Answer - 33 : -
- In the context of session method,
- the method of updating is “Batch Input” ,
- we require a program to be coded,
- But in the context of LSMW method,
- The methods of updating
- using “Batch Input/Direction Input”
- from an IDOC,
- from a BAPI structure.
- No source code is required, the complete operation is performed in 16 steps sequence
Question - 34 : - What are different types of Update modes
Answer - 34 : -
In BDC’s we have two types of updation modes –
Question - 35 : - How you trap errors in call Transaction?
Answer - 35 : -
Errors while updating the database using call transaction technique are trapped using a structure bdcmsgcall, whose field msgtyp become ‘e’ when an error record is encountered. Those records are formatted using format_message function call in the desired format and stored in an internal table for listing of all error records in one shot.
Question - 36 : - How do you save data in BDC tables?
Answer - 36 : -
The data in BDC tables is saved by using the field name ‘BDC_OKCODE’ and field value of ‘/11’
Question - 37 : - How do you populate data into a multiple line field?
Answer - 37 : -
To populate data into a multiple line field, an index is added to the field name to indicate which line is to be populated by the BDC session (Line index ).
Question - 38 : - What is the syntax for ‘CALL TRANSACTION'?
Answer - 38 : -
CALL TRANSACTION trans [ using bdctab MODE mode ].
Three possible entries are there for MODE.
A - show all screens
E show only screens with errors
N show no screens
Which mode of ‘CALL TRANSACTION’ method allows background processing?
N is the only mode that allows background processing.
Question - 39 : - What is TCODE?
Answer - 39 : -
TCODE is the transaction code for the transaction that should be used to process the data in the BDC table being inserted.
Question - 40 : - How many sessions will be opened using BDC_OPEN_GROUP?
Answer - 40 : -
Only one session can be created using the BDC_OPEN_GROUP function.