10+ SAP ABAP Hana Developer Interview Questions and Answers

I have worked most on SAP MM module. Some t-codes are ME21N, ME51N. Standard table is EKKO.

• Worked most on SAP MM module

• T-codes: ME21N, ME51N

• Standard table: EKKO

• Enhanced ME21N transaction to include additional fields

To optimize code and check efficiency, use ATC checks in SAP ABAP Hana development.

• Use ATC (ABAP Test Cockpit) checks to analyze code quality and performance.

• ATC checks can identify potential issues such as performance bottlenecks, security vulnerabilities, and coding standards violations.

• Optimize code based on ATC check results to improve efficiency and maintainability.

• Regularly run ATC checks to ensure code quality and performance standards are met.

• Examples: Fixing ineffici...read more

In HANA, select(7.5) statement allows for specifying the number of records to be fetched at a time.

• In HANA, you can use the addition 'UP TO n ROWS' to limit the number of records fetched.

• In ECC, there is no such addition available in the select statement.

• Example: SELECT * FROM table_name INTO @DATA(lt_data) UP TO 100 ROWS.

CDS Views are virtual database views in SAP HANA. They can be parameter-based and have associations. They are published using annotations.

• CDS Views are virtual database views in SAP HANA

• Syntax to create parameter-based views: @AbapCatalog.sqlViewName: 'view_name' @AccessControl.authorizationCheck: #NOT_REQUIRED define view view_name(parameter_name) as select from table_name where field_name = :parameter_name

• Syntax to create Association: define view view_name as select from en...read more

There are 3 types of Transport Requests in S4: Workbench Request, Customizing Request, and Cross-Client Request.

• Workbench Request is used for transporting changes to repository objects like programs, function modules, etc.

• Customizing Request is used for transporting changes to customizing objects like IMG activities, table entries, etc.

• Cross-Client Request is used for transporting changes that are client-independent, like roles, authorizations, etc.

Lock objects are used in SAP ABAP to manage concurrent access to shared data. They prevent multiple users from changing the same data simultaneously.

• Lock objects are used to control access to shared data in SAP systems.

• They help prevent data inconsistencies that can occur when multiple users try to change the same data at the same time.

• Lock objects are created using the ENQUEUE and DEQUEUE function modules in ABAP.

• They are typically used in programs where multiple users might...read more

WRICEF stands for Workflow, Reports, Interfaces, Conversions, Enhancements, and Forms. It is a methodology used in SAP development projects.

• Workflow - designing and implementing automated business processes

• Reports - creating custom reports to analyze data

• Interfaces - integrating SAP with external systems

• Conversions - migrating data from legacy systems to SAP

• Enhancements - customizing standard SAP functionality

• Forms - designing and developing custom forms for printing

TMG stands for Table Maintenance Generator. It is used to create table maintenance dialog programs in SAP ABAP.

• TMG is used to create user-friendly interfaces for maintaining table data.

• It simplifies the process of creating maintenance screens for tables.

• TMG events include START-OF-SELECTION, END-OF-SELECTION, TOP-OF-PAGE, END-OF-PAGE, etc.

CDS is used for defining semantically rich data models in ABAP, while AMDP is used for writing database procedures in ABAP.

• CDS is used for defining data models in ABAP, while AMDP is used for writing database procedures.

• CDS allows for defining data structures, associations, and annotations, while AMDP allows for writing SQLScript procedures.

• CDS is used for defining views, entities, and associations, while AMDP is used for writing database procedures that can be called from AB...read more

Module pool programming is a type of programming in SAP ABAP that allows for the creation of interactive user interfaces.

• Module pool programming is used to create interactive screens for user input and output.

• It involves creating modules that handle user actions and events on the screen.

• Data is exchanged between the screen and the ABAP program using global variables.

• Module pool programs are typically used in SAP GUI applications.

• Example: Creating a module pool program to allo...read more