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

Oracle (3253)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

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?

1172

What do you understand by pl/sql packages?

1111

Differentiate pl/sql and sql?

1136

Un-Answered Questions { Databases }

What is procedure in dbms?

941

What are the characteristics of database management system?

1066

What is raid, and how it can influence database performance?

1106

What are the five functions of a database?

665

What are the differences between char and nchar in ms sql server?

1144

what is isolation level at dead lock?

2213

What is bcp? When does it used?

1044

What is trace flags — 5101 and 5102 in sybase?

1008

What do ddl, dml, and dcl stand for?

967

What mongodb is good for?

what is an extended stored procedure? Can you instantiate a com object by using t-sql? : Sql server database administration

1063

What is the difference between mongodb and couchdb?

Is sybase a database? Explain.

1018

What are the features of mysql?

1046

What is a degree of relation?

1069

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