What is the difference between cold backup and hot backup?
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What operator tests column for the absence of data?
What are bind variables and why are they important?
How do you generate file output from sql?
You look at your fragmentation report and see that smon has not coalesced any of you tablespaces, even though you know several have large chunks of contiguous free extents. What is the problem?
If you see statistics that deal with "undo" what are they really talking about?
Discuss row chaining, how does it happen?
If you see a pin hit ratio of less than 0.8 in the estat library cache report is this a problem? If so, how do you fix it?
What happens when the default and temp tablespace clauses are left out from create user statements?
How do I become a dba?
What is tkprof and how is it used?
What do you understand by the term 'normalization'?
You have taken a manual backup of a datafile using os. How rman will know about it?