What database block size should I use?
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Explain the wait events in statspack report 'db sequential real'?
How do you use automatic pga memory management with oracle 9i and above?
How do I become a data manager?
How many control files should you have? Where should they be located?
What is the difference between truncate and delete? Why is one faster? Can we rollback both? How would a full table scan behave after?
When configuring sqlnet on the server what files must be set up?
If you see statistics that deal with "undo" what are they really talking about?
How to uncatalog backup?
What are the main functions of dba?
Show one instance when you encountered an error in alert log and you overcome that error. What actions you took to overcome that error.
What will you do if in any condition you do not know how to troubleshoot the error at all and there are no seniors or your co-workers around?
What kinds of responsibilities does a dba have in a database environment?