PROFESSIONAL-CLOUD-DATABASE-ENGINEER · Question #156
Your company is launching a new globally distributed application with strict requirements for low latency, strong consistency, zero downtime, and high availability (HA). You need to configure a…
The correct answer is A. Create a Spanner instance across regions for optimal performance. Cloud-Spanner is the only Google-native database that natively gives you global multi-region deployments with strong (external) consistency, automatic sharding for horizontal scale, built-in high-availability and zero-downtime schema changes, all with a single managed instance…
Question
Your company is launching a new globally distributed application with strict requirements for low latency, strong consistency, zero downtime, and high availability (HA). You need to configure a scalable database solution to support anticipated rapid growth and optimal application performance. What should you do-
Options
- ACreate a Spanner instance across regions for optimal performance.
- BImplement Bigtable with replication across multiple regions and configure to prioritize data
- CCreate a Cloud SQL instance in HA mode with a cross-region read replica.
- DCreate an AlloyDB instance in HA mode with a cross-region read replica.
How the community answered
(31 responses)- A71% (22)
- B16% (5)
- C6% (2)
- D6% (2)
Explanation
Cloud-Spanner is the only Google-native database that natively gives you global multi-region deployments with strong (external) consistency, automatic sharding for horizontal scale, built-in high-availability and zero-downtime schema changes, all with a single managed instance. This perfectly matches your low-latency, strong-consistency, zero-downtime, HA requirements at
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