SAP ABAP Enhancement Interview Questions & Answers

Question 1. What Are The Different Ways In Which You Can Make Changes To Sap Standard Software ?

Answer :

• Customizing
• Enhancements to the SAP Standard
• Modifications to the SAP Standard
• Customer Development

Question 2. What Is Customizing ?

Answer :

Customizing is the setting of system parameters via SAP's own interface.

Question 3. Why Do You Need Enhancements ?

Answer :

The standard applications do not offer some of the functionality you need. The R/3 enhancement concept allows you to add your own functionality to SAP's standard business applications.

Question 4. What Are The Different Types Of Enhancements ?

Answer :

Enhancements using customer exits:

• Customers' potential requirements which are not included in the standard software are incorporated in the standard 
• as empty modification 'shells'. Customers can then fill these with their own coding. Enhancements can relate to 
• programs, menus and screens. Upward compatibility is assured. In other words, SAP guarantees that the jump from the 
• standard software to the exit and the interface which call the exit will remain valid in future releases.
• Enhancements to ABAP/4 Dictionary elements
• These are ABAP/4 Dictionary enhancements (creation of table appends), text enhancements (customer-specific key 
• words and documentation for data elements) and field exits (creation of additional coding for data elements).

Question 5. What Is Customer Development ?

Answer :

Creating customer-specific objects within the customer name range.

Question 6. What Is Sscr ?

Answer :

SSCR (SAP Software Change Registration) is a procedure, for registering all manual changes to SAP source coding and SAP Dictionary objects.

Question 7. What Is The Difference Between Modifications And Enhancements ?

Answer :

• Modifications mean making changes to the SAP standard functionality.
• Enhancements mean adding some functionality to SAP standard functionality.

Question 8. What Are The Disadvantages Of Modification ?

Answer :

• Modifying standard code can lead to errors
• Modifications mean more work during software upgrades

Question 9. What Are The Advantages Of Enhancements ?

Answer :

• Do not affect standard SAP source code
• Do not affect software upgrades

Question 10. When Do You Opt For Modification ?

Answer :

Customer exits are not available for all programs and screens within the R/3 standard applications. You can only use exits if they already exist within the SAP R/3 System . Otherwise you have to opt for modifications.

Question 11. What Is A Menu Exit ?

Answer :

Adding items to the pull down menus in standard R/3 applications.

Question 12. What Is A Screen Exit ?

Answer :

Adding fields to the screens within R/3 applications. SAP creates screen exits by placing special subscreen areas within a standard R/3 screen and calling a customer subscreen from within the standard dynpro's flow logic.

Question 13. What Is A Function Module Exit ?

Answer :

Adding functionality to R/3 applications. Function module exits play a role in both menu and screen exits.

Question 14. What Is A Keyword Exit ?

Answer :

Add documentation to the data elements of key words defined in the ABAP/4 Dictionary. The system displays this documentation whenever a user presses F1 to get online help for a screen field.

Question 15. How Do Sap Organizes Its Exits ?

Answer :

SAP organizes its exits in packages that are called SAP enhancements. Each SAP enhancement can contain many individual exits.

Question 16. What Is An Add-on Project ?

Answer :

• To take advantage of the exits available within standard R/3 applications, you need to create an add-on project. 
• This project lets you organize the enhancement packages and exits you want to use. The add-on project also allows you to hang add-on functionality onto the exit t hooks contained with SAP enhancements.