PROFESSIONAL-CLOUD-DATABASE-ENGINEER · Question #198
PROFESSIONAL-CLOUD-DATABASE-ENGINEER Question #198: Real Exam Question with Answer & Explanation
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Question
You are migrating your company's critical ecommerce platform from an on-premises PostgreSQL database (utilizing PostgreSQL stored procedures) to a highly available solution on Google Cloud. The platform requires an extremely low downtime (Recovery Time Objective (RTO) - 5 minutes) and minimal data loss (Recovery Point Objective - 30 seconds). The platform serves a global customer base with peak traffic distributed across multiple continents, though the primary transactional data resides in a single geographic region for regulatory compliance. You need to design a cloud database solution that meets the RTO/RPO requirements while optimizing for global read access and local transactional integrity. What should you do-
Options
- AImplement a single-instance Spanner deployment configured for multi-regional data replication.
- BDeploy an AlloyDB cluster in the primary region with a high-availability instance configuration, and
- CDeploy a single-region AlloyDB cluster with a primary instance and a read replica in the same
- DImplement a multi-regional Cloud SQL for PostgreSQL deployment with read replicas in different
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