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What is a database and what are the advantages of using a database management system (DBMS)?

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A database is an organized collection of structured data stored electronically in a computer system. A Database Management System (DBMS) is software that handles the storage, retrieval, and management of data in databases.

Advantages of DBMS:

  • Data Independence: Applications are independent of data storage details
  • Data Integrity: Ensures data accuracy and consistency through constraints
  • Data Security: Provides access control and authentication mechanisms
  • Concurrent Access: Multiple users can access data simultaneously
  • Backup and Recovery: Built-in mechanisms for data protection
  • Reduced Data Redundancy: Minimizes duplicate data storage
  • Centralized Data Management: Single point of control for data operations
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