SAA-C03 · Question #439
SAA-C03 Question #439: Real Exam Question with Answer & Explanation
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Question
An ecommerce company runs a multi-tier application on AWS. The frontend and backend tiers both run on Amazon EC2 instances. The database tier runs on an Amazon RDS for MySQL DB instance. The backend tier communicates with the RDS DB instance. The application makes frequent calls to return identical datasets from the database. The frequent calls on the database cause performance slowdowns. A solutions architect must improve the performance of the application backend. Which solution will meet this requirement?
Options
- AConfigure an Amazon Simple Notification Service (Amazon SNS) topic between the EC2
- BConfigure an Amazon ElastiCache (Redis OSS) cache. Configure the backend EC2 instances to
- CConfigure an Amazon DynamoDB Accelerator (DAX) cluster. Configure the backend EC2
- DConfigure Amazon Data Firehose to stream the calls to the database.
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