Welcome To Our Website’s Basic DBMS Interview Questions With Short Answers Page! If You Are Preparing For A Job Interview That Involves DBMS, You Have Come To The Right Place.

Our Page Provides A Collection Of Frequently Asked Interview Questions Related To DBMS, Along With Concise And Straightforward Answers To Help You Prepare For Your Interview.

DBMS Basics Interview Questions With Short Answers

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What is a DBMS?
Answer: A DBMS (Database Management System) is a software system that allows users to create, manage, and manipulate databases.

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What are the advantages of using a DBMS?
Answer: The advantages of using a DBMS include improved data quality, efficient data organization, better data security, and reduced data redundancy.

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What is a primary key?
Answer: A primary key is a unique identifier for each record in a database table.

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What is a foreign key?
Answer: A foreign key is a field in a database table that refers to the primary key of another table.

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What is normalization?
Answer: Normalization is the process of organizing data in a database table to reduce data redundancy and improve data integrity.

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What is a database schema?
Answer: A database schema is a blueprint that defines the structure of a database, including tables, fields, and relationships.

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What is a stored procedure?
Answer: A stored procedure is a set of SQL statements that can be executed as a single unit.

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What is a trigger?
Answer: A trigger is a set of SQL statements that are executed automatically in response to a specific database event.

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What is an index?
Answer: An index is a database object that helps to speed up database queries by providing quick access to data.

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What is a view?
Answer: A view is a virtual table that is created based on the data from one or more database tables.

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What is data mining?
Answer: Data mining is the process of extracting useful information from large data sets.

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What is the difference between a clustered and non-clustered index?
Answer: A clustered index determines the physical order of the data in a table, while a non-clustered index provides a separate data structure for faster data access.

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What is a transaction?
Answer: A transaction is a sequence of database operations that are treated as a single unit of work.

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What is a deadlock?
Answer: A deadlock is a situation where two or more database transactions are blocked and cannot proceed because they are waiting for each other to release resources.

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What is ACID in database transactions?
Answer: ACID stands for Atomicity, Consistency, Isolation, and Durability. These are the key properties that ensure the reliability and consistency of database transactions.

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What is SQL?
Answer: SQL (Structured Query Language) is a programming language used to manage and manipulate relational databases.

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What is a join in SQL?
Answer: A join is a SQL operation that combines data from two or more database tables based on a common column or key.

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What is a database index?
Answer: A database index is a data structure that improves the speed of data retrieval operations by providing quick access to data.

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What is a database backup?
Answer: A database backup is a copy of the database that can be used to restore the database in case of data loss or corruption.

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What is a data dictionary?
Answer: A data dictionary is a repository of information about data, such as data definitions, data types, and relationships between data elements.

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Conclusion

Whether You Are A Beginner Or An Experienced In DBMS, Our Questions Cover A Wide Range Of Topics And Difficulty Levels To Suit Your Needs.

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