DB Administration Interview Questions
Questions Answers Views Company eMail

How would you go about increasing the buffer cache hit ratio?

2 6011

Explain an ORA-01555

2 5890

Explain the difference between $ORACLE_HOME and $ORACLE_BASE.

3 17366

How would you determine the time zone under which a database was operating?

2 9627

Explain the use of setting GLOBAL_NAMES equal to TRUE.

1 8336

What command would you use to encrypt a PL/SQL application?

1 3900

Explain the difference between a FUNCTION, PROCEDURE and PACKAGE.

1856

Explain the use of table functions.

1 4893

Name three advisory statistics you can collect.

1 4846

Where in the Oracle directory tree structure are audit traces placed?

1 7797

Explain materialized views and how they are used.

1905

When a user process fails, what background process cleans up after it?

1 8979

What background process refreshes materialized views?

Accenture, FLSmidth,

2 11439

How would you determine what sessions are connected and what resources they are waiting for?

2 7791

Describe what redo logs are.

1 4342


Post New DB Administration Questions

Un-Answered Questions { DB Administration }

If you are given access to a sql server, how do you find if the sql instance is a named instance or a default instance? : sql server DBA

571


Does transparent data encryption provide encryption when transmitting data across network? : sql server DBA

609


what is the diffrence between core dba and apps dba?

2104


Can you tell me about your experience with the administration of COTS system..? Also, how do you set up seed data..?

2201


Which autogrowth database setting is good? : sql server DBA

587






How does propagation differ between Advanced Replication and Snapshot Replication (read-only)?

1601


You create a private database link and upon connection, fails with: ORA-2085: connects to . What is the problem? How would you go about resolving this error?

1551


You have found corruption in a tablespace that contains static tables that are part of a database that is in NOARCHIVE log mode. How would you restore the tablespace without losing new data in the other tablespaces?

2401


what is asm?

626


Where would you look for errors from the database engine?

2360


I got an error SQL1042C. An unexpected system error occurred. Explanation: A system error occurred. One possible reason for this error is that the database manager is not installed correctly or the environment is not set up correctly. On OS/2, while trying to start the database manager, a very common reason for this error is a corrupted NET.ACC file. The command cannot be processed. The tables and views would not be opened. What is the way to open the dataase? pls help me

3814


What are the recovery models for a database? : sql server DBA

601


Can you redefine a table online?

686


A table is classified as a parent table and you want to drop and re-create it. How would you do this without affecting the children tables?

2010


What is the difference between clustered and non-clustered index? : sql server DBA

555