The responsibility of SAP basis can be summarized in one sentence as "the establishment and operation of security system". A simple sentence, meaning is not simple. System installation, parameter adjustment, system expansion according to business development, network and security, hardware and capacity, authority, transmission, upgrade, monitoring and system optimization. There are many products of SAP, but if you don't have a few years, it can only be regarded as entry-level.

The original intention of ABAP is the proprietary developer language of SAP (Advanced Business Application Design), and now it is abbreviated as ABAP. Job responsibilities are to develop new business functions on the basis of the original system according to business needs.