ExpertMedium1 markMultiple Choice
AWS SAA-C03 · Question 23 · Domain 2.2: Highly Available Architectures
A global application requires a multi-region active-active architecture to ensure high availability. The application uses a database to store user profiles. Which TWO AWS services should be used to build this architecture? (Select TWO.)
A global application requires a multi-region active-active architecture to ensure high availability. The application uses a database to store user profiles. Which TWO AWS services should be used to build this architecture? (Select TWO.)
Answer options:
A.
Amazon Route 53 with latency-based routing.
B.
Amazon RDS Multi-AZ.
C.
Amazon DynamoDB Global Tables.
D.
Amazon CloudFront.
E.
AWS Global Accelerator.
How to approach this question
Look for multi-region routing and multi-region active-active databases.
Full Answer
Amazon Route 53 with latency-based routing. Amazon DynamoDB Global Tables.
Route 53 latency routing directs users to the fastest region. DynamoDB Global Tables provide a fully managed, multi-region, multi-active database.
Common mistakes
Choosing RDS, which only supports active-passive across regions (read replicas).
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