What Does R/3 Client/Server Application Mean?
R/3 client/server application refers to a multitiered platform that supports the R3 enterprise application (EA) group. Developed by SAP AG, R/3 client/server applications are responsible for general OS tasks and provide an environment where multiple users can run separate applications. R/3 applications run inside operating systems and do not require actual host OS interaction.R/3 replaced R/2, which is still in use.