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Environment Variables & Configuration Files in R12.2

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In this post, I will cover some useful basic Environment variables.  Configuration files in R12.2   Important Environment files:-   Lactation :  cd /u01/apps/dev File Name : EBSapps.env This is the main environment file we can source RUN/PATCH edition using this file   Lactation : cd $APPL_TOP location below tow important environment files available    File Name : Apps<CONTEXT_NMAE>.env This file is known as the universal environment file. File Name: <CONTEXT_NAME>.env executable environment of APPL_TOP and oracle   Lactation: cd $INST_TOP/appl/admin File Name: adovars<ONTEXT_NMAE>.env Its contain JAVA HTML related environment variables    10.1.2 Env Files:   Lactation : cd $INST_TOP/ora/10.1.2 File Name:  <CONTEXT_NAME>.env Its contain all 10.1.2 related executable environment     Important Configuration Files:-   Lactation: cd $APPL_TOP/adm...
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Interview preparation for APPS DBA’s

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Before going to the interview prepare the below concepts. It will be easy to crack the interview. Application:- Upgradation Click hear Cloning Click hear Patching Clickhear Migration Log file location Concurrent Manager Clickhear Database:- Database Architecture  Clickhear Datagurad ASM,RAC Database Patching 11g,12c,19c New features OCI Instance creation PDB DB cloning and pdb instance creation   Performance Tuning:-  AWR ADDM ASH Sqltrp Concurrent manager and program slowness Find execution Plan change and pin best plan Cloning issues Basic day-to-day troubleshooting activity Finally search in google and study the current interview questions  à Click hear
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How to assign concurrent particular concurrent program to concurrent manager in R12.2

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Concurrent à Programs à Define Query the particular concurrent program and check the request column and assign the concurrent manager in type column.
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Oracle Apps Architecture Software component in R2.2

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Desktop Tier Sun (1.6)   java run time environment Java Virtual machine (JVM)   J2SE Plug-in Application Tier Apache Web Server 2.0 Oracle Forms/Reports 10g Oracle Process Manager and Notification Server (OPMN) Oracle containers for J2EE (OC4J) JRE (Java Runtime Environment) – 1.6 JDK (Java Development Kit) – 1.6.X Database Tier Oracle 11g Enterprise Edition Rac and ASM
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