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What are presentation, application and database servers in
SAP R/3?

Answer Posted / anil chandel

3 tier architecture-
DATABASE LAYER-it is responsible for the maintenance of entrie database. it is logically and physically structured data available in database.

Application layer- it is responsible for business logic. All business logic is maintained at this level...exple-cash should never go negative etc

Presentation layer- it is responsible for user interface and user interaction with the application. it is responsible for images, diagram, chart, table, collection user inputs sending them to application and database layer.

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