DB Administration Interview Questions
Questions Answers Views Company eMail

How would you force a log switch?

4 12955

Give two methods you could use to determine what DDL changes have been made.

2 11038

What does coalescing a tablespace do?

1 14977

What is the difference between a TEMPORARY tablespace and a PERMANENT tablespace?

2 6555

Name a tablespace automatically created when you create a database.

5 11452

When creating a user, what permissions must you grant to allow them to connect to the database?

3 8210

How do you add a data file to a tablespace?

3 7172

How do you resize a data file?

2 13464

What view would you use to look at the size of a data file?

3 8091

What view would you use to determine free space in a tablespace?

3 8877

How would you determine who has added a row to a table?

4 10391

How can you rebuild an index?

6 12692

Explain what partitioning is and what its benefit is.

2 6791

You have just compiled a PL/SQL package but got errors, how would you view the errors?

3 8920

How can you gather statistics on a table?

3 17053


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Un-Answered Questions { DB Administration }

what are the differences of where and if in SAS?

1906


What view(s) do you use to associate a user's SQLPLUS session with his o/s process?

2342


What the different types of replication and why are they used? : sql server DBA

868


how can you implement fine-grained auditing?

843


Provide an example of a shell script which logs into SQLPLUS as SYS, determines the current date, changes the date format to include minutes & seconds, issues a drop table command, displays the date again, and finally exits.

1753


internal architecture

1967


What are the operating modes in which database mirroring runs? : sql server DBA

871


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

2203


what is ora 24313?what is the procedure to exclude that error?

2343


What are the new features in sql server 2005 when compared to sql server 2000? : sql server DBA

841


which background process invoke at the time of upgradation tell me???

2476


Assuming today is Monday, how would you use the DBMS_JOB package to schedule the execution of a given procedure owned by SCOTT to start Wednesday at 9AM and to run subsequently every other day at 2AM.

1937


What is fill factor? : sql server DBA

905


What is the difference between dropping a database and taking a database offline? : sql server DBA

825


Database is hung. Old and new user connections alike hang on impact. What do you do? Your SYS SQLPLUS session IS able to connect.

1793