CLF-C02 Question 159
Select 3A global e-commerce company wants to improve the performance and reliability of its applications for customers worldwide. They also need to comply with data residency regulations in specific countries and ensure their services remain operational in case of a regional outage. Which scenarios justify the use of multiple AWS Regions?
- A
Reducing latency for customers in geographically distant locations
- B
Ensuring compliance with regional data sovereignty and residency laws
- C
Minimizing costs by consolidating resources in a single Region
- D
Implementing a disaster recovery strategy to maintain application availability during regional failures
- E
Using different Regions to manage internal team access restrictions
Show answer and explanation
Correct answers: A, B, D
Explanation
Using multiple AWS Regions is often necessary to address specific business needs such as improving application performance for global users, adhering to data residency laws, and ensuring business continuity through disaster recovery strategies. These use cases highlight the flexibility and resilience provided by AWS's global infrastructure.
- A. Correct.
Reducing latency involves deploying resources closer to end users, requiring the use of multiple Regions for globally distributed customers.
- B. Correct.
Many countries have strict data sovereignty laws that require data to remain within specific boundaries, which necessitates the use of multiple Regions.
- C. Incorrect.
Consolidating resources in a single Region might minimize costs but does not leverage the benefits of multiple Regions for performance, compliance, or disaster recovery.
- D. Correct.
Disaster recovery strategies often involve deploying resources across multiple Regions to ensure high availability in case of a regional outage.
- E. Incorrect.
Managing internal team access restrictions can be achieved using AWS Identity and Access Management (IAM) without requiring multiple Regions.