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Questions and Answers
What is a key difference between centralized databases and distributed databases?
What is a key difference between centralized databases and distributed databases?
- Centralized databases are faster than distributed databases.
- Distributed databases have less security than centralized databases.
- Centralized databases store all data in one location, while distributed databases store data across multiple locations. (correct)
- Distributed databases have limited scalability compared to centralized databases.
Which type of database architecture allows for better fault tolerance and availability?
Which type of database architecture allows for better fault tolerance and availability?
- Centralized databases
- Distributed databases (correct)
- Neither centralized nor distributed databases
- Both centralized and distributed databases
In terms of performance, what is a common advantage of centralized databases over distributed databases?
In terms of performance, what is a common advantage of centralized databases over distributed databases?
- Faster data access due to localized storage (correct)
- Better data consistency across different locations
- Higher scalability for large datasets
- Improved fault tolerance and availability
