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Answer: Cloud Bigtable
**Correct Answer: Cloud Bigtable** Cloud Bigtable is the most suitable managed database service for this scenario due to its: - **Scalability**: Designed for massive datasets and high-throughput workloads, perfect for petabytes of telemetry data. - **Low-Latency Writes**: Optimized for real-time data ingestion, crucial for telemetry data. - **NoSQL Data Model**: Offers flexibility to adapt to evolving drone telemetry data needs. - **Strong Consistency**: Ensures data accuracy and is always up-to-date. While Cloud Spanner is powerful, Cloud Bigtable's superior performance and scalability for massive datasets make it the ideal choice here. **Migration Considerations**: - **Data Model**: Application may need adjustments to utilize Cloud Bigtable's NoSQL model. - **Data Migration**: A robust strategy is required to transition from PostgreSQL to Cloud Bigtable. - **Performance Optimization**: Essential to fine-tune Cloud Bigtable's configuration and queries for optimal performance. Choosing Cloud Bigtable ensures the database infrastructure can handle the growing volume and complexity of drone telemetry data.
Author: LeetQuiz Editorial Team
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A manufacturer of delivery drones is experiencing scalability issues with their PostgreSQL database on Compute Engine due to the rapid ingestion of telemetry data. The CTO seeks a managed database service that offers low latency writes and can scale to petabytes of data, prioritizing scalability and is open to application changes. Which managed Google Cloud database service would you recommend?
A
Cloud SQL using PostgreSQL
B
BigQuery
C
Cloud Spanner
D
Cloud Bigtable
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