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CBSE Class 12 Informatics Practices Question 55 of 103

Review of Database Concepts & SQL — Question 4

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Question 4

What is database and database system? What are the elements of database system?

Answer

Database is an organized collection of interpreted data that serves many applications.

A Database Management System is a general-purpose software system that facilitates the process of defining, constructing and manipulating databases for various applications.

A database system in SQL consists of tables with rows and columns, a schema defining structure and relationships, SQL for interaction, indexes for performance, constraints for data integrity.