What os user should be used for the first part of an oracle installation (on unix)?
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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?
using hot backup without being in archive log mode, can you recover in the event of a failure? Why or why not?
System tablespace cant be exported from one database and imported into another why?
You see the following on a status report: redo log space requests 23 redo log space wait time 0 is this something to worry about? What if redo log space wait time is high? How can you fix this?
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?
What is pga_aggregate_target?
What is oracle log switch?
What is the most common database language that a db administrator needs to know?
What happens if the constraint name is left out of a constraint clause?
What is end user in database?
You get a call from you backup dba while you are on vacation. He has corrupted all of the control files while playing with the alter database backup controlfile command. What do you do?