How do you put database is archivelog mode, explain procedure?
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Explain the process you follow to start looking into performance issue at database level(if the application is running very slow, at what points do you need to go about the database inorder to improve the performance?)
What skills does a dba need?
What are the skills required for oracle dba?
What does an oracle dba do?
Do you need a commit after ddl statements?
What is the difference between truncate and delete? Can we rollback both? How would a full table scan behave after?
You have installed oracle and you are now setting up the actual instance. You have been waiting an hour for the initialization script to finish, what should you check first to determine if there is a problem?
What does database administrator do?
What is different type of rman backup?
What is the difference between truncate and delete? Why is one faster?
You are getting busy buffer waits. Is this bad? How can you find what is causing it?
Users are not being allowed on the system. The following message is received: ora-00257 archiver is stuck. Connect internal only, until freed. What is the problem?