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

Database Management Interview Questions

Questions Answers Views Company eMail

What is the e-r model?

931

What is the 3-tier architecture?

960

What is a checkpoint in dbms?

1185

What is system r? How many of its two major subsystems?

1070

What do you understand by query optimization?

1094

What are the three levels of data abstraction?

1174

What is the difference between a delete command and truncate command?

1041

What do you understand by data model?

1156

What is " group by " clause?

933

What are cursors and what are the situations you will use them?

1011

What is like operator for and what are wild cards?

944

What are indexes? What are b-trees?

1063

What is database or database management systems (dbms)? And what's the difference between file and database? Can files qualify as a database?

981

What's the difference between clustered and non-clustered indexes?

1031

What are different types of joins in sql?

1102

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Un-Answered Questions { Database Management }

What is a checkpoint in dbms and when does it occur?

1026

How big is google's database?

971

Explain the term entity in dbms?

945

what is the difference between two and three-tier architectures?

988

What is domain in dbms?

1019

Explain by listing some of dbms major advantages.

904

What's the difference between delete and truncate ?

1113

What is the role of database management system?

986

Discuss some of the techniques that can be used to tune operational performance.

1018

What do you mean by denormalization?

1098

What is primary key in dbms?

965

Is a database a file?

993

What do you understand by aggregation and atomicity?

960

What are the different types of data tables?

955

Mention a query to calculate the even and odd records from a table

1020

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