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 are the Different Types of Joins and How do They Work?

1 1861

How to Ensure Data Integrity in a Relational Database?

1888

Explain the Difference Between OLTP and OLAP Databases.

1 2069

What are the ACID Properties in a Database and Why are They Important?

1 2063

Describe the Process of ETL (Extract, Transform, Load).

1 1945

What is a Data Warehouse and How is it Different from a Traditional Database?

1 1927

10 How to Handle Data Migration Between Different Databases?

1 2075

What is a Relational Database and How does it Differ from a NoSQL Database?

1 2546

Explain the Importance of Data Normalization.

1 895

How to Perform Data Cleaning and Preprocessing?

1 2555

What are the Common SQL Functions Used for Data Aggregation?

1 2460

Describe the Process of Connecting a Database to a Data Analysis Tool.

1 2533

How to Optimize Database Queries for Performance?

1 2597

What are Stored Procedures and When would we Use Them?

1 2613

How to Handle Missing Data in a Database?

1 2079

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Un-Answered Questions { Database Management }

How to lock records in a table?

992

Where is data stored in database?

864

Enlist the disadvantages of query.

1154

What is rdbms and its types?

865

What is authorization and integrity manager?

959

What is the meaning of flat file database?

995

How to drop all foreign keys in database?

1043

How can you get the alternate records from the table in the sql?

939

Describe the difference between data and database administration.

1113

Define view, sequence and index in DBMS.

916

What is father dbms?

1326

What is create database?

996

What does a database contain?

866

Explain the syntax of named procedure?

978

1. Difference between Lookup and join? 2. Difference between funnel and join? 3. What type of load you have used in your project? 4. What type of data warehouse schema you have fallowed in you project? 5. How many fact tables and dimension tables is their in project? 6. How do you kill the job process using windows environment? 7. Difference between sequence file and dataset? 8. What is delta load and subsequent load? 9. By using which stages you have implemented the SCD

1968

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