This 12 minute clip is from my Oracle Apps DBA R12.2 Training Lesson 2 of Module 1 and This video covers 1. History/Version/Release Number of Oracle E-Business Suite ranging right from year 1988 to 2016 2. Three Tier Architecture i.e. Client/Desktop Tier, Application/Middle Tier, and Database 3. Services in Application Tier : Oracle Fusion Middleware supporting Web Services, Forms Services, Java Application Services, Concurrent Processing Service , BC4J 4. On Database we looked at Single Node or RAC with Edition Based Redefinition (EBR) This video is part of Our Oracle AppsDBA (R12.2) Training at http://k21academy.com/oracle-apps-dba/ Want to check other Oracle Apps DBA ( R12.2) Videos ? Check Full Oracle Apps DBA Playlist at :    • Oracle Apps DBA   Stay Updated with Latest Oracle Videos, Get Started with Subscribing to our YouTube Channel: https://www.youtube.com/channel/UCRgn-SAQZa4I41zLH03LoOQ #AppsDBA #EBSArchitecture #OracleACE #AppsDBAR12.2 #EBSR12.2 ----------------------------- Subscribe to our Social Channels: Facebook: https://www.facebook.com/groups/oraclecloudpaasiaas/ Twitter: https://twitter.com/k21academy LinkedIn: https://www.linkedin.com/in/oracleappsdba/ YouTube: null Instagram: https://www.instagram.com/k21academy/