Explain the wait events in statspack report 'db sequential real'?
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How do you prevent oracle from giving you informational messages during and after a sql statement execution?
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 is the meaning of database backup?
What is mutated trigger? In single user mode we got mutated error, as a dba how you will resolve it?
When configuring sqlnet on the server what files must be set up?
You see multiple extents in the temporary tablespace. Is this a problem?
What are the main functions of dba?
What are the five functions of a database?
You look at the dba_rollback_segs view and see that you have a large number of wraps is this a problem?
You look at the dba_rollback_segs view and see that there is a large number of shrinks and they are of relatively small size, is this a problem? How can it be fixed if it is a problem?
What is the relation between database and instance?
What does an oracle dba do?