The purpose of this introduction to Object-orientation is to provide interested readers with a brief overview of this new software development technique. The introduction does not provide a deep understanding of object-orientation and so should not be used as a replacement for a training course or for more detailed reading. ABAP/4 programming knowledge will help you to understand this introduction. ABAP/4 programming knowledge will help you to understand this introduction. The programming language ABAP/4 was renamed ABAP Objects after the introduction of object orientation.