Google Cloud Certified Professional Cloud Database Engineer Practice Mode

Community Discussion

Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.

• Chose C2

  Having replica in the same region with primary instance (us-central1) allow to direct all write operations to primary instance and read operations from different regions to read replcas

• Chose C2

  The question said to minimize read AND write latency, and that doesn't occur obviously with Read Replicas. The only solution that minimizes both R&W latency AND covers the regions is C. Answer A is invalid for that.

• Chose A2

  as I focus on low latency