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

Oracle (3259)
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

How to prevent concurrent access to my data?

HCL,

996

Explain the Logical Schema of Database

HCL,

964

Have you written applications to retrieve stored images in a table?

Tech Mahindra,

977

What is Database Management System?

Atos Origin,

1121

What is Data Redundancy and Consistency ?

MCN Solutions,

962

What is Normalization and its different forms?

QuestPond,

982

How a Store Procedure called with a cursor out parameter.?

MCN Solutions,

977

What methods is used to commit the changes made in DataSet object?

Petranics Solutions,

1007

Difference between data and information, and how are they related in a database?

Huawei,

918

Explain the three Level Architecture of the Database System

HCL,

918

how Data is stored in a file so that Direct Searching can be performed

HCL,

981

Can you drop all the columns of a table ?

MCN Solutions,

927

Tell us about some Dot operator queries?

Atos Origin,

1123

What are the different types of DBMS architecture?

TCS,

1026

Can we linked SharePoint to a SQL databasebe?

Sans Pareil IT Services,

1052

Un-Answered Questions { Databases }

What is an artificial (derived) primary key? When should it be used?

860

Explain how you can copy a file to file content and file to pl/sql table in advance pl/sql?

978

Why is mongodb so popular?

Why do we use stored procedures in sql server?

910

who introduced sql?

969

What do you understand by the denormalisation?

922

How is ms access different from ms excel?

847

i want to know rdbms certification details and syallabus and for whom i contact for rdbms certification in bangalore i need answer very urgent please mail to aniltelkar50@gmail.com please as soon as possible

2322

How to insert data from one table to another in postgresql?

795

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

What are primary key and foreign key and how they work?

943

What is a data source or ds? : sql server analysis services, ssas

971

Explain an integrity constrains?

1102

How do I exit mysql?

878

Is it possible to remove old files in the movechunk directory?

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