Oracle DBA (Database Administration) Interview Questions
Questions Answers Views Company eMail

What is the use of the drop option in the alter table command?

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How do you use automatic pga memory management with oracle 9i and above?

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Which function is used to find the largest integer less than or equal to aspecific value?

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Explain procedure to change characterset of a database.

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What is oracle archived redo log?

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what does the no logging option do? Why would we use it?

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What is the difference between truncate and delete? Can we rollback both? How would a full table scan behave after?

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List five most important parameter in 9i affecting performance?

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What is the difference between rman and a traditional hotbackup?

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How can you tell if an index on particular table is used or not used in 9i?

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You see a wait on lms process in statspack, what does that mean?

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What does the no logging option do? Why would we be careful of using it?

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Tell me about standby database? What are some of the configurations of it?

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When using oracle export/import what character set concerns might come up? How do you handle them?

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Which date function is used to find the difference between two dates?

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Un-Answered Questions { Oracle DBA (Database Administration) }

What kinds of responsibilities does a dba have in a database environment?

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If you see contention for library caches how you can fix it?

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How to uncatalog backup?

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How do I become a dba?

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What skills do you need to be an administrator?

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What is oracle partial backup?

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What is pct free/pct used/pct increase parameter in segment? What is growth factor?

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What do you understand by a control file?

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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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What are the tradeoffs between many vs few indexes? When would you want to have many, and when would it be better to have fewer?

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Do you need a commit after ddl statements?

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What are the steps involved in instance recovery in oracle?

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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?

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What is the full form of dba?

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What are functions of dba?

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