SAP R/1 : SAP R/1 was the
first version and it is one tier architecture in which three layers
Presentation, Application and Database are installed in one system/server
Server one – Presentation + Application + Database
SAP R/2: SAP R/2 is the mainframe version of software and it is 2 tier architecture in which three layers Presentation, Application and Database are installed in two separate server.
(Server one – Presentation, Server two – Application + Database
SAP R/3: SAP R/3 is the client/server version of the software and it is 3 tier architecture in which three layers Presentation, Application and data base are installed in three server/system
Server one – Presentation, Server Two – Application, server Three – Database
Server one – Presentation + Application + Database
SAP R/2: SAP R/2 is the mainframe version of software and it is 2 tier architecture in which three layers Presentation, Application and Database are installed in two separate server.
(Server one – Presentation, Server two – Application + Database
SAP R/3: SAP R/3 is the client/server version of the software and it is 3 tier architecture in which three layers Presentation, Application and data base are installed in three server/system
Server one – Presentation, Server Two – Application, server Three – Database
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