You look at the dba_rollback_segs view and see that you have a large number of wraps is this a problem?
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How can you determine the space left in a file system?
What do you understand by the oracle?
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What is the difference between truncate and delete? Why is one faster? Can we rollback both? How would a full table scan behave after?
What file will give you oracle instance status information? Where is it located?
What command is used to type files to the screen?
What is the difference between a database and instance?
Which dba certification is best?
How many types of database software are there?
What is the full form of dba?
You are getting busy buffer waits. Is this bad? How can you find what is causing it?
Explain the wait events in statspack report 'db scattered read'?