336 ◾ Implementing SAP
®
CRM
All the aforementioned features make possible rapid development of complex, distributed appli-
cations by enabling developers to focus on developing business logic, implementing the system
without being impacted by prior knowledge of the target execution environment(s), and on creat-
ing systems that can be ported more easily between dierent hardware platforms and operating
systems (OS).
11.2.3.1 Reference Architecture
e objective of the exibility and reusability can be achieved primarily at two levels: applica-
tion architecture level and the application component design level. e reference architecture
is the vision of the application architecture that integrates the common elements into a compo-
nent structure modeli ...