PROFESSIONAL-CLOUD-DEVELOPER · Question #42
PROFESSIONAL-CLOUD-DEVELOPER Question #42: Real Exam Question with Answer & Explanation
The correct answer is C: Cloud Spanner. A is not correct because BigQuery can't be used as a transactional database. B is not correct because Cloud SQL doesn't provide high availability across regions. C is correct because only Cloud Spanner provides global consistency and availability. D is not correct because Cloud B
Question
Your company has a successful multi-player game that has become popular in the US. Now, it wants to expand to other regions. It is launching a new feature that allows users to trade points. This feature will work for users across the globe. Your company's current MySQL backend is reaching the limit of the Compute Engine instance that hosts the game. Your company wants to migrate to a different database that will provide global consistency and high availability across the regions. Which database should they choose?
Options
- ABigQuery
- BCloud SQL
- CCloud Spanner
- DCloud Bigtable
Explanation
A is not correct because BigQuery can't be used as a transactional database. B is not correct because Cloud SQL doesn't provide high availability across regions. C is correct because only Cloud Spanner provides global consistency and availability. D is not correct because Cloud Bigtable doesn't provide global availability.
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