Lead Oracle Application DBA
Lead Oracle Application DBA Interview Questions and Answers
Q1. Are you aware of cross platform migration in oracle apps ie. Linux to solaris?
Yes, cross platform migration in Oracle Apps involves moving from one operating system to another, such as Linux to Solaris.
Cross platform migration in Oracle Apps involves transferring the application and database from one operating system to another.
It requires careful planning and testing to ensure a smooth transition.
Data migration tools like Oracle Data Pump can be used to facilitate the process.
Consideration must be given to differences in file systems, directory struct...read more
Q2. What are the parameter needed for configuring Datagurd?
Parameters needed for configuring Dataguard include LOG_ARCHIVE_DEST_1, LOG_ARCHIVE_DEST_2, FAL_SERVER, STANDBY_FILE_MANAGEMENT, etc.
LOG_ARCHIVE_DEST_1: Specifies the location to archive redo logs on the primary database
LOG_ARCHIVE_DEST_2: Specifies the location to archive redo logs on the standby database
FAL_SERVER: Specifies the FAL (Fetch Archive Log) server for the standby database
STANDBY_FILE_MANAGEMENT: Specifies whether standby file management is enabled or disabled
Q3. What is cut over phase during migration or upgradation?
Cut over phase is the final stage of migration or upgradation where the new system takes over the functions of the old system.
Cut over phase involves transitioning from the old system to the new system.
It includes final data migration, testing, and validation of the new system.
During cut over phase, users are trained on the new system and any remaining issues are resolved.
The goal of cut over phase is to ensure a smooth transition with minimal disruption to operations.
Example...read more
Q4. what the procedure for patching in oracle apps R12.2
Patching in Oracle Apps R12.2 involves applying patches using adop utility and following specific steps.
Apply patches using adop utility
Run pre-patch and post-patch scripts
Follow patching documentation for specific steps
Perform patching in a non-production environment first
Q5. Adop phases during oracle apps patching?
ADOP (Application DBA Online Patching) has multiple phases during Oracle Apps patching.
Prepare phase - prepares the system for patching
Apply phase - applies the patches to the system
Finalize phase - finalizes the patching process
Cutover phase - switches the system to the new patch level
Cleanup phase - cleans up temporary files and logs
Q6. how to apply R12.2 patch in faster way
To apply R12.2 patch faster, use parallel workers, pre-install patches, and automate the process.
Use parallel workers to speed up the patching process
Pre-install prerequisite patches to reduce downtime during patching
Automate the patching process using scripts or tools
Leverage Oracle E-Business Suite's online patching feature for minimal downtime
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Q7. Upgradation experience
I have extensive experience in upgrading Oracle applications, including planning, testing, and executing upgrades.
Led multiple successful Oracle application upgrades from planning to execution
Performed thorough testing to ensure compatibility and functionality post-upgrade
Worked closely with stakeholders to minimize downtime and disruptions during upgrades
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