What is the difference between rfc and function module sap

How many lists can be displayed through an interactive report? What is the length of function code at user-command? What is an ABAP data dictionary? What are domains and data element? What is foreign key relationship? Describe data classes in SAP? What are indexes in SAP tables?

Difference between transparent tables and pooled tables? What is BDC programming? What are internal tables? What are the components of SAP scripts? Can we write the code both call transaction and session method in single program?

Which BDC technique you prefer? Difference between. How to debug sapscripts? What is occurs in internal table? Type of parameters to pass to RFC pass by value or pass by referance?

Buffering concept usage in SAP Tables? Which BDC you prefer for data migration? Select up to 1 row and select single difference? Why sapscripts are client dependent and smart forms are client independent.? Control break events in ABAP? How to create checkbox in selection-screen using write statement? Can a domain, assigned to a data element be changed? What are local objects in SAP? What are two methods of modifying SAP standard tables?

To how many tables can an append structure be assigned? Can you delete a domain, which is being used by data elements? Can you delete data element, which is being used by table fields. What are subroutines in SAP Programs? How to navigate from one view to other in webdynpro ABAP? How to share data between view? Is there any way other than component controller? What is a table pool in SAP? Which client number you use for the current project? You are running a report.

It is taking long time for execution. What steps will you do to reduce the execution time? After running a BDC program in background, next day morning when you see the results, few records are not updated error records. What will you do then? You are given functional specs for a BDC program and you need to decide whether to write a method call transaction or a session. How u will decide? What is the difference between report and script?

How do you get functional specs when you are assigned some object? What is Modularization and its benefits? The die ifference is in the way parameters are passed the import export n the table parameters.

In fn module its by reference passing memory address if a parameter's address is passed will the remote system identify it? RFC is Remote Function Call which can be used to execute the function module on remote system to get the required data.

To call the function module remotely,we have to enable the remote call radio button located in the attribute of the function module. Normal function module is one which can be used to execute the function module in the local system to get the required data.

These BAPIs should be implemented the same for all business object types. The instance is identified via its key. BAPIs that can create, change or delete examples of a business object type. The following BAPIs of the same object type has to be programmed so that they can be called several times within one transaction. For example, if, after-sales order one has been created, a second sales order two is created in the same transaction, the second BAPI call must not affect the consistency of the sales order 2.

What are the main components of dialog programs? The screen flow logic is like an ABAP program in that it serves as a. The ABAP Dictionary allows a central description of all the data used in the system without redundancies. New or modified information is automatically updated for all the system components. It ensures data integrity, data consistency, and data security. What are the features or important object types in the Data Dictionary?

Views Views are logical views of more than one table.