Oracle General Interview Questions
Questions Answers Views Company eMail

Explain an integrity constrains?

692

Explain the use of control file?

645

Explain an extent?

651

Explain what does a control file contain?

601

Explain a synonym?

590

What is data file?

606

Explain do view contain data?

574

Explain an index segment?

631

What is redo log?

615

What are the common oracle dba tasks?

617

What is the difference between pre-select and pre-query?

613

What is raw datatype?

583

What is a subquery?

604

Explain coalesce function?

614

What is a package ? What are the advantages of package ?

589


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Un-Answered Questions { Oracle General }

What is object data modeling?

497


Explain do view contain data?

574


Explain the use of control file?

645


What is an oracle?

567


what is the difference between substr and instr function in oracle?

574






What are advantages of dateset in datastage?

1738


How to unlock the sample user account in oracle?

550


What is oracle latest version?

572


What is the cache hit ratio, what impact does it have on performance of an Oracle database and what is involved in tuning it?

1599


What is a subquery?

604


Difference between cartesian join and cross join?

534


How to delete a column in an existing table?

582


How to invoke the data pump import utility?

640


Explain the use of rows option in imp command.

600


What is bulk load in oracle?

586