Explain the term 'oracle grid architecture'?
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What is difference between logical standby database and physical standby database?
You attempt to add a datafile and get: ora-01118: cannot add anymore datafiles: limit of 40 exceeded. What is the problem and how can you fix it?
How many types of database software are there?
What kinds of responsibilities does a dba have in a database environment?
How would you find total size of database in os level?
What is dba training?
What is explain plan and how is it used?
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?
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 is pct free/pct used/pct increase parameter in segment? What is growth factor?
What does a hard one-to-one relationship mean (one where the relationship on both ends is "must")?
What are the five functions of a database?