You are designing a disaster recovery plan for a mission-critical web application on GCE. You need to ensure that the application can be recovered in a different region with a Recovery Time Objective (RTO) of 15 minutes. Which component is crucial?

Direct Answer (Verified)Reviewed by Sunny (Senior Cloud Engineer)

Correct Answer: Regularly taking Persistent Disk snapshots and copying them to the secondary region

Regional PDs only replicate across zones in one region. For inter-region DR with a 15-minute RTO, copying PD snapshots to a remote region and having infrastructure templates (like ...

๐Ÿ“‹Part of Professional Cloud Architect ยท GCP Certification Practice
Real Exam ScenarioPersistent Disk

You are designing a disaster recovery plan for a mission-critical web application on GCE. You need to ensure that the application can be recovered in a different region with a Recovery Time Objective (RTO) of 15 minutes. Which component is crucial?

โœ“ Correct Answer & ExplanationPersistent Disk

Correct Answer

Regularly taking Persistent Disk snapshots and copying them to the secondary region

Why This Answer Is Correct

Regional PDs only replicate across zones in one region. For inter-region DR with a 15-minute RTO, copying PD snapshots to a remote region and having infrastructure templates (like terraform) ready is the standard approach.

๐Ÿ“š What This Question Tests

This question evaluates your knowledge of Persistent Disk โ€” a core concept tested in Professional Cloud Architect. Understanding Persistent Disk is essential for designing scalable, secure, and cost-effective cloud architectures. Mastery of this topic will help you answer scenario-based questions confidently on exam day.