CompTIA Cloud+ (CV0-004)DeploymentMedium
A cloud engineer is designing a highly available and fault-tolerant architecture for a critical web application. The application needs to distribute incoming traffic across multiple instances in different geographical regions to minimize latency and ensure continuous service even if one region experiences an outage. Which of the following deployment strategies BEST addresses this requirement?
- AMulti-region deployment with global load balancing
- BSingle-region, multi-Availability Zone deployment
- CActive-passive failover within a single region
- DBlue/Green deployment strategy
Show answer & explanationAnswer & explanation
Correct answer: A. Multi-region deployment with global load balancing
A multi-region deployment with global load balancing is the best strategy to distribute traffic across different geographical regions, minimizing latency and providing resilience against regional outages. This ensures continuous service availability.
Why the other options are wrong
- B. This strategy provides high availability within a region but does not protect against a full regional outage or optimize for geographical latency.
- C. This strategy provides disaster recovery within a single region but does not distribute traffic geographically or protect against a regional outage.
- D. This is a deployment technique for updating applications with minimal downtime, not a strategy for geographical distribution or regional fault tolerance.
Multi-region Deployment
Deploying an application across multiple geographically separate cloud regions to enhance fault tolerance, disaster recovery, and reduce latency for globally distributed users.
- Increases fault tolerance beyond a single region or Availability Zone.
- Provides disaster recovery capabilities against regional outages.
- Can reduce latency for users by serving them from a closer region.
Memory trick: Global Cloud Scales for Reliability and Speed.