Hard1 markMultiple Choice
Subtask 4.3: Resilience ProceduresDisaster RecoveryArchitectureRTO/RPO

GCP PCA · Question 31 · Resilience Procedures

Your company is designing a disaster recovery (DR) plan for a critical application. The business requirements state a Recovery Time Objective (RTO) of 15 minutes and a Recovery Point Objective (RPO) of 5 minutes. Which DR architecture should you implement?

Answer options:

A.

A cold standby architecture where infrastructure is provisioned via Terraform only after a disaster is declared.

B.

A warm standby architecture using daily database backups stored in a multi-region Cloud Storage bucket.

C.

A hot standby architecture in a secondary region with continuous asynchronous database replication.

D.

A multi-cloud architecture using AWS as a backup, with manual data synchronization weekly.

How to approach this question

Match the aggressive RTO/RPO metrics to the appropriate DR pattern (Hot, Warm, Cold).

Full Answer

C.A hot standby architecture in a secondary region with continuous asynchronous database replication.✓ Correct
RTO (Recovery Time Objective) is how fast you must recover. 15 minutes requires a 'Hot' standby where resources are already running. RPO (Recovery Point Objective) is how much data you can afford to lose. 5 minutes requires continuous replication, as daily or hourly backups would lose too much data.

Common mistakes

Confusing RTO and RPO, or selecting a cheaper option (Warm/Cold) that fails to meet the strict business metrics.

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