What is pct free/pct used/pct increase parameter in segment? What is growth factor?
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How many types of dba are there?
Where can you get a list of all initialization parameters for your instance? How about an indication if they are default settings or have been changed?
What does >> do?
Describe hit ratio as it pertains to the database buffers. What is the difference between instantaneous and cumulative hit ratio and which should be used for tuning?
How much money does a dba make?
What is an artificial (derived) primary key?
A dba had to remove some archivelogs to free up space in filesystem. Nowwhen the rman job starts to backup archivelogs, it complains about missing archivelogs thatwere deleted by dba. To resolve the issue and continue backing up remainder of archivelogs,which rman command can be used so it wo not complain about missing archivelogs.
What is the most common database language that a db administrator needs to know?
What is the difference between truncate and delete? How would a full table scan behave after?
How do I become a database administrator?
What is the difference between a materialized view (snapshot) fast refresh versus complete refresh? When is one better, and when the other?
If you see contention for library caches how you can fix it?