Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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DB Architecture (141)
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Databases Interview Questions

Questions Answers Views Company eMail

What is rac and what are the various benefits of using rac architecture?

How can we identify the resources for which the sessions are waiting?

What are the different optimizers that are used to optimize database?

What is a system tablespace and why do we need it?

What are the various benefits of using rac architecture?

How would you differentiate between cluster and grid?

What is tkprof?

How can we monitor the space allocations in a database?

How do you recover a lost control file?

What do you mean by database normalization and why is it important?

How is rman better than user-managed backup recovery process?

How is clustered index different from non-clustered index?

What are pl/sql cursor exceptions?

1121

What do you understand by pl/sql packages?

1070

Differentiate pl/sql and sql?

1076

Un-Answered Questions { Databases }

explain checkpoints and why in 9.4 they were better than in previous versions of the engine?

How to count groups returned with the group by clause in ms sql server?

1077

How to retrieve data from an explicit cursor?

1073

What is the difference between a clustered index and a non-clustered index?

999

what are the Prerequisites for Replication?

11370

How and why use sql server?

1023

What's the difference between mysql and sql server?

999

How do I enable sql encryption?

1039

How to check sybase database status in linux?

1035

What are the types of variables use in pl sql?

1053

Is mongodb normalized?

What are trace files?

972

How do you rename a table?

1007

Is there any restriction on the use of union in embedded sql?

1172

What is Redo Log Buffer in Oracle?

1220

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