What is a database instance?
What is the main function of database?
What is da in database?
What are the skills required for oracle dba?
What is the most important action a dba must perform after changing the database from noarchivelog to archivelog?
When should the default values for oracle initialization parameters be used as is?
What are the different types of database users?
What is the most common database language that a db administrator needs to know?
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 are the daily activities of oracle dba?
You are getting busy buffer waits. Is this bad? How can you find what is causing it?
Explain the term 'oracle grid architecture'?
What are roles in oracle?
What os user should be used for the first part of an oracle installation (on unix)?
How can you determine if an index needs to be dropped and rebuilt?
