Oracle DBA (Database Administration) Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle DBA (Database Administration) Interview Questions

Questions Answers Views Company eMail

What is the purpose of the import option ignore? What is its default setting?

600

Which process writes data from data files to database buffer cache?

608

When should an artificial (or derived) primary key be used?

597

Give one method for transferring a table from one schema to another?

605

How many control files should you have?

591

Guideline for sizing db_block_size and db_multi_block_read for an application that does many full table scans?

616

What happens if the constraint name is left out of a constraint clause?

547

How do you prevent output from coming to the screen?

528

What is dump destination? What are bdump, cdump and udump?

562

When configuring sqlnet on the server what files must be set up?

636

I have applied the following commands: now what will happen, will the database will give an error / it will work?

549

What are the requirements of simple database?

570

Where can you get a list of all initialization parameters for your instance? How about an indication if they are default settings or have been changed?

590

What command is used to type files to the screen?

594

How can you find out how many users are currently logged into the database?

606

Post New Oracle DBA (Database Administration) Questions

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

What os user should be used for the first part of an oracle installation (on unix)?

549

Discuss row chaining, how does it happen?

569

What is the main function of database?

610

How many types of database software are there?

587

What is the relation between database and instance?

644

What does dba stand for in technology?

548

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

574

Which dba certification is best?

571

What is an artificial (derived) primary key? When should an artificial (or derived) primary key be used?

586

What is oracle archived redo log?

593

What are the five functions of a database?

608

What are the steps involved in instance recovery in oracle?

550

Give one method for transferring a table from one schema to another?

605

How many databases should a dba manage?

654

How does one create a new database?

589

For More Un-Answered { Oracle DBA (Database Administration) } Questions Click Here