how can you get actual data change values from previous transactions in oracle?
what is the diffrence between core dba and apps dba?
what are the types of connection load-balancing?
How do you increase the OS limitation for open files (LINUX and/or Solaris)?
what is the difference between catalog & nocatalog?
What is blocking and how would you troubleshoot it?
Where in the Oracle directory tree structure are audit traces placed?
what is difference between user managed backup and rman backup?
internal architecture
Assuming today is Monday, how would you use the DBMS_JOB package to schedule the execution of a given procedure owned by SCOTT to start Wednesday at 9AM and to run subsequently every other day at 2AM.
What the different topologies in which replication can be configured? : sql server DBA
how can you communicate with operating system files from oracle?
What is the difference between LMT & DLT?