ABBRVATIONS

• R/1       :         R stands for Real time and 1 stands for Server
• R/2       :         R stands for Real time and 2 stands for 2 tier architechture i.e.:
• Number of languages and currencies included
• R/3       :         R stands for Real time and 3 stands for 3 tier architechture i.e.:
• Database Server
• Application Server
• Presentation Server (Testing Server)
• ERP     :        ENTERPRISE RESOURCE PLANNING
• SAP     :       SYSTEMS APPLICATIONS AND PRODUCTS
• AMC   :        ANNUAL MAINTANANCE COST
• EE       :        ENTERPRISE EDITION
• ECC    :        ERP CENTRAL COMPONENT

3 TIER ARCHITECHTURE (R/3)