Interview Questions.

Q1. What Are The Steps For Creating A Bapi ?

Stage1: Creating a structure in SE11

Stage2: Creating the characteristic module in SE37

Stage three: Creating the commercial enterprise object in SWO1

Stage four: Viewing the created BAPI in BAPI Explorer

Q2. What Are The Uses Of Bapi?

Using BAPI,we will join :

New R/three additives.

Non-SAP software program.

Legacy structures.

Isolating components inside the R/three System .

Connecting R/three Systems to the Internet.

PC packages.

Workflow programs.

Q3. Explain The Steps To Create A Bapi?

Creating a structure in SE11

Creating the function module in SE37

Creating the commercial enterprise item in SWO1

Viewing the created BAPI in BAPI Explorer

Test the BAPI.(BAPI tcode)

Q4. What Are Rfc Interfaces?

A calling interface for ABAP Programs

A calling interface for Non-SAP packages.

Q5. What Are The Basic Components Of Sap R/three Business Framework ?

Business Components:SAP Business Components provide self sustaining enterprise capabilities and include business items. For instance, the business items Employee and Applicant are assigned to the Business Component Human Resources. Business techniques are either applied inside a Business Component or throughout several Components (disbursed business approaches).

Business Objects:The object-orientated shape of the R/three System is based on Business Objects. They encapsulate enterprise information and functionality and outline the purposeful scope and barriers of a Business Component.

Business Application Programming Interfaces (BAPI):BAPIs are interfaces for Business Objects. Together with the Business Objects, BAPIs define and report the interface preferred on the enterprise level.

Integration Service, Application Link Enabling (ALE):The ALE Integration Service allows the mixing of business techniques which might be executed in specific R/three and non-SAP structures. This provider is based totally on the machine-extensive distribution of Business Objects the use of the ALE distribution model.

Communication Services:These are the conversation technology, for instance, Distributed Component Object Model (DCOM) and Remote Function Call (RFC) that use the Business Framework to get admission to BAPIs.

Q6. What Is Bapi ?

BAPIs are described as API techniques of SAP Business Object Types. These item kinds are used in the Business Framework to enable object-based verbal exchange between components. Business items and their BAPIs enable item orientation for use in central information processing in agencies.

Q7. What Are The Types Of Rfcs?

Synchronous RFC

Transactional RFC (tRFC)

Queued RFC (qRFC)

Q8. What Is Bapi In Sap?

BAPI is a Business Application Programming which presents access to approaches and information in enterprise application systems which include R/@BAPIs are described as API techniques of SAP commercial enterprise object types. Business object sorts and their BAPIs are described and saved inside the Business Object Repository (BOR). A BAPI is applied as a characteristic module, that is saved and defined inside the Function Builder.

Q9. What Is The Difference Between Rfc And Bapi?

BAPI :

BAPI is a library of feature modules launched through SAP to the general public with the intention to interface with SAP.

There is a Business Object Associated with a BAPI. So a BAPI has an Interface, Key Field, Attributes, Methods, and Events.

Outside global (JAVA, VB, .Net or any Non SAP gadget) can hook up with SAP the usage of a BAPI.

Error or Success messages are back in a RETURN table.

RFC:

RFC is not anything but a remote enabled function module. So if there may be a Function Module in SAP system 1 on server X , it is able to be called from a SAP system 2 residing on server Y.

No Business Object is associated with a RFC.

Non–SAP global cannot hook up with SAP the usage of RFC.

RFC does now not have a return table.

Q10. What Is The Difference Between Bdc And Bapi?

BAPI:

BAPI is quicker than BDC.

BAPI without delay updates database.

BAPI might usually used for small data uploads.

For processing mistakes, the Return Parameters for BAPI need to be used.This parameter returns exception messages or fulfillment messages to the calling program.

BDC:

BDC is going through all the displays as a everyday person would do and subsequently it's miles slower.

Background and Foreground processing options are to be had for BDC.

BDCs might be preferred for massive volumes of information add due to the fact that history processing choice is available.

Errors may be processed in SM35 for consultation technique and in the batch enter program for Call Transaction technique.

Q11. How Do You Call The Rfc Fm In The Abap Program?

CALL FUNCTION...DESTINATION assertion. The DESTINATION parameter tells the SAP System that the known as function runs in a gadget apart from the callers.

Q12. What Is The Returning Parameter In Bapi?

The go back parameter RETURN consists of achievement or error messages for the BAPI, and relying on the SAP R/three Release has the dictionary structure BAPIRETURN, BAPIRETURN1, BAPIRET1, BAPIRET2.

Q13. What Is The Business Object Repository?

The Business Object Repository (BOR) is root get right of entry to point for the SAP commercial enterprise object types and their BAPIs. The BOR was evolved for SAP Business Workflow.

Q14. What Need To Be Taken Care While Handling Database Transaction In Bapi ?

A transaction is completed either using a COMMIT WORK command or a ROLLBACK command. A BAPI transaction should be ended by using calling the BAPIs BapiService.TransactionCommit() or BapiService.TransactionRollback().

The name of a BAPI should no longer cause similarly LUWs that are independent of the BAPI.

For this purpose BAPIs need to not contain the following instructions:

CALL TRANSACTION

SUBMIT REPORT

SUBMIT REPORT AND RETURN

Q15. What Are The Uses Of Business Object Repository?

Allows an item-orientated view of all information and approaches in an SAP System.

Arranging the diverse enterprise object kinds in keeping with the component hierarchy.

It guarantees BAPI interface balance.

It manages BAPIs in launch updates.

It creates instances of SAP commercial enterprise gadgets.

Q16. What Is Sap Business Objects ?

A business item type, which represents of a commercial enterprise entity inside the SAP R/3 System, encompasses each the functionality (within the shape of strategies) and the records (within the form of attributes) of this entity. The implementation details of the business item kind are hidden from the consumer. The enterprise object type is accessed through described capabilities (methods). This is known as encapsulation.

Business item kinds form the factor of entry to the data and the functionality of the SAP R/3 System. At the commercial enterprise object type degree, both non-SAP systems and the numerous SAP commercial enterprise components can speak with each other.

The commercial enterprise item kind Sales Order represents a patron’s request to the agency to deliver a particular amount of fabric at a sure factor in time or to perform services at a positive point in time. A particular income order is diagnosed by a sales file quantity. The commercial enterprise item kind consists of all the vital information for a sales order: bought-to birthday celebration, sales business enterprise, report date, internet value of the order, and currency of the income and distribution document.

Q17. What Are The Main Characteristics Of Bapi?

Support of synchronous and asynchronous communication.

Support of system-to-system and human-to-device conversation.

Communication aid for components which might be narrowly linked and matched via the Internet.

Q18. What Are The Functions Of Rfc?

Converting all parameter data to the representation wanted in the far flung device

Calling the communication routines wished to talk to the remote device.

Handling communications mistakes, and notifying the caller, if preferred ( using EXCEPTIONS parameter of the CALL FUNCTION).

Convert the information into the layout understandable via the far flung (goal) system.

Call up positive workouts that are essential to begin communique with the far flung machine.

Handle mistakes that would arise within the process of verbal exchange.

RFC  can manage errors itself.

Each BAPI is a RFc whereas every RFC is not a BAPI.

RFC's are not registered within the BOR.

Q19. What Are The Advantages Of Business Objects Type In Sap?

We can reduce the complexity of Systems shape by means of dividing the complicated structures into smaller gadgets.

Q20. What Is The Business Objects Type In Sap?

A commercial enterprise item kind is the representation of a enterprise object, like an human paintings pressure or a Invoice, in an SAP System. It encompasses both the functions and the statistics into unmarried object.

Q21. What Is The Difference Between Bapi And Rfc?

BAPI:

BAPI is a RFC enabled function module and we create enterprise objects and registered within the BOR (Business Object Repository) which can be accessed outside the SAP gadget through the use of other programs (Non-SAP)  Languages along with VB or JAVA. That time we simplest outline the commercial enterprise item and its techniques from external gadget.

RFC:

Communication between programs of various systems within the SAP environment inclusive of connections between SAP structures in addition to between SAP systems and non-SAP systems. Remote Function Call (RFC) is the standard SAP interface for verbal exchange among SAP structures. The RFC calls a characteristic to be executed in a far flung machine.

Q22. What Is Bor (commercial enterprise Object Repository) ?

The Business Object Repository (BOR) is the primary get entry to point for the SAP enterprise item kinds and their BAPIs. The BOR carries all of the applicable records on the SAP business item sorts, their key fields, and their BAPI techniques which are had to combine the suitable item kind definitions and BAPI calls in an software application. This makes the mixing of middleware (together with the DCOM Connector, ActiveX Controls, CORBA Gateway, and so on) possible.

Creates times of SAP business objects. The runtime surroundings of the BOR receives requests to create runtime items from patron applications and creates the suitable item times.