SAP technical module: These modules don’t directly duplicate real commerce movement but give required bolster to useful modules.

1. SAP BASIS
This team is responsible to install, configure, update, patch, migrate, troubleshoot any technical problem on SAP system to ensure system runs smoothly. BASIS is basically concerned with application layer of the three layers of R/3. (Presentation layer, Application layer and Server layer). Hence basis basically emphasizes the administration of RDBMS (Relational Database Management System – or simply the database sap system is using), hence BASIS team is basically system administrator.

2. SAP ABAP
SAP offers predefined functionality to meet business requirement. But predefined functionality may not suffice to fulfill business requirement hence customization is needed. Standard or predefined functionality is basically set of codes which are already developed by SAP hence when customization is required to meet requirement either new codes are developed or existing standard code is copied and edited. ABAP stands for Advanced Business Application Programming. It’s a programming language in which codes are written. ABAP runs on the application layer of R/3 system.

3. SAP BI & SAP BW
In big organizations everyday huge amount of data is generated. In order to make strategic business decision, bosses need to analyse the performance/ position of business (backed by data). Data needs to be collected at one place and analysed to derive meaning full information out of it.But organizations face challenges like: data is generated globally, data is originated from various sources, data may not be uniform, data may be redundant/ duplicate as well.

4. SAP Security
This module takes care of Permission and roles, who should have what authorization. it is also called SAP GRC.