Oracle Apps DBA Interview Questions Part-2

By -
For in this post will see the scenario based interview questions and answers

How to change the apps password in R12.2?       
  • Down the application services
  • FNDCPASS APPS/[apps_pass] 0 Y SYSTEM/[system_pass] ORACLE APPLSYSPUB [new_passs]
  • Start the adadminsrvctl.sh services
  • Login weblogic services
  • Go to datasourceàconnection poolsàEnter the new password
  • Run Autoconfig
  • Start the application services.

How to change the weblogic Admin password in R12.2?
·       
  • Before change the password take the backup of boot.proprties files
  • Go to weblogic console Domain --> Security --> Advance -->Change the Node manger password
  • Go to security Realms --> myrealm -->User and groups --> Weblogic(Change the weblogic password)
  • Finally we need to manually change the boot.propertices password and start all services

Explain the Cloning steps?

  • Prepare the source system
  • Copy the apps and DB tier node
  • Configure the target db node
  • Change the init.ora parameter file (db_file_name_convert,Log_file_name convert)
  • Startup nomount pfile=init.ora;
  • Run the RMAN restoration script
  • Configure the target Apps tier node.(adcfgclone.sh appsTier dual_fs)

If we apply the patch in downtime mode how it will sink in run file system to patch file system?

After applied the patch in downtime mode need to run adop phase=fs_clone it will sink the patch in run file system to patch file system.

How to create new OA-Core server in R12.2?

Managed server creation/deletion should be done only through the adProvisionEBS.pl and txkSetAppsConf.pl scripts

How to clear chache in R12.2?

Go to functional admiration -> Caching framework -> Global configurationàclear cache.

How to increase in javaheap size in R12.2?

  • Need to change the below values
  • -XX:PermSize=128m -XX:MaxPermSize=384m -Xms1024m -Xmx2048m
  • XX is MaxPermSize
  • Xms is the minimum heap size
  • Xmx is the maximum heap size
  • Default values=512m

Difference between local inventory and global inventory?

Click hear


Refer
Oracle Apps DBA Interview questionsà Click hear

Comments

  1. Anonymous19 April 2022 at 01:53

    Oracle Apps Dba Interview Questions Part-2 >>>>> Download Now

    >>>>> Download Full

    Oracle Apps Dba Interview Questions Part-2 >>>>> Download LINK

    >>>>> Download Now

    Oracle Apps Dba Interview Questions Part-2 >>>>> Download Full

    >>>>> Download LINK Xf

    ReplyDelete

Post a Comment

Popular posts from this blog

How to troubleshoot long running concurrent request in R12.2

By -
We frequently encounter issues with concurrent programs running long and concurrent requests not picking up jobs. These problems are often expected from the development and functional team we need to address this issue To solve this, we should take the following steps: Collect below basis level of information to development team 1 Oracle seeded program/Custom program? 2 How much time it used earlier? 3 Is there any recent code change done in concurrent program? 4 Is this program fetching higher data compare to last run? 5 Does this job running any specific time/ It can be run any time? 6 Does this job fetching data using DB link? 7 Does the problem happen on both the test and production instance?   Troubleshooting Steps for Concurrent Requests Check for Locks and Blocking sessions Identify if the request is running but blocked by database locks/Blocking sessions. Use DBA tools or queries to identify and release locks if necessary. Review Parameters and Data ...
Read more

How to run Gather Schema Statistics in R12.2

By -
Image
What is Gather Schema Statistics? Gather Schema Statistics program generates statistics that quantify the data distribution and storage characteristics of tables, columns, indexes, and partitions. The cost-based optimization (CBO)  uses these statistics to calculate the selectivity of prediction and to estimate the cost of each execution plan. Why Run the Gather Schema Statistics? When Data is update, insert, delete in table of user end Like (Technical User ,Finance User ,Ect) It become necessary to run the Gather Schema Statistics It’s recommended to Run GSS in Weekly Once or twice. How to run Gather Schema Statistics? Login application with sysadmin user Submit Request Window Navigate to: Concurrent > Requests Enter the parameters This can be run for specific schemas by specifying the schema name or enter ‘ALL’ to gather statistics for every schema in the database Submit the Gather Schema Statistics program Parameters: S...
Read more

How to clear weblogic stuck threads in R12.2

By -
Web logic stuck threads Overview   What is stuck threads in weblogic server? Stuck threads are  long running threads and It means thread has been running longer predefined timeout.   What stuck threads will do? A thread might get stuck for various reasons.   Example :  When an SQL query is running and the time it takes to complete is say 800 seconds, then, as the default stuck thread timing is 600 seconds in WebLogic Server, the thread allocated for that query waits for 600 seconds and goes to stuck state. Then managed server status showing waning state   How to troubleshoot the stuck threads in EBS instance? Stuck threads will reduce the ebs performance and it’s very important activity to DBA’s Step 1: Go to the weblogic console and check for managed server status like oacore Step 2: if It will show the oacore server in “warning state” then we need to check   Scenario 1: Every alert we need to check the log file and investigate based on the log ...
Read more