What is SAP ?
Now days most of the industries, organizations used the powerful ERP(Enterprise Resource Planning) Tool is SAP. This was founded 1972 in walldorf, Germany.
SAP Stands for Systems, Applications & Products in Data Processing. This is evolved Client/Server Business solution also done with SAP R/3 enterprise application.
What is SAP-R/3?
SAP-R/3 means Real Time 3-Tier Architecture, R/3 have 3 layers are installed in different system/server and these are connected with each other.
R/3 Layers :
1. Presentation.
2. Application.
3. Database.
SAP ECC :
SAP is an ERP Module, ECC (Enterprise Core Component) is version of SAP, Like 4.6, 4.6C, 4.7 in this series newest one is ECC-6.
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