What operator tests column for the absence of data?
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Who is dba in dbms?
What is dba software?
How do I become an administrator?
Explain force logging feature in 9i.
When should you increase copy latches? What parameters control copy latches?
What is the difference between cold backup and hot backup?
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?
What are the functions of administration?
What is difference between logical standby database and physical standby database?
What is mutated trigger? In single user mode we got mutated error, as a dba how you will resolve it?
What is the advantage of using rman?
What happens if a tablespace clause is left off of a primary key constraint clause?