DVA-C02 · Question #663
DVA-C02 Question #663: Real Exam Question with Answer & Explanation
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Question
A company has point-of-sale devices across thousands of retail shops that synchronize sales transactions with a centralized system. The system includes an Amazon API Gateway API that exposes an AWS Lambda function. The Lambda function processes the transactions and stores the transactions in Amazon RDS for MySQL. The number of transactions increases rapidly during the day and is near zero at night. How can a developer increase the elasticity of the system MOST cost-effectively?
Options
- AMigrate from Amazon RDS to Amazon Aurora MySQL. Use an Aurora Auto Scaling policy to
- BMigrate from Amazon RDS to Amazon Aurora MySQL. Use an Aurora Auto Scaling policy to
- CCreate an Amazon SQS queue. Publish transactions to the queue. Set the queue to invoke the
- DCreate an Amazon SQS queue. Publish transactions to the queue. Set the queue to invoke the
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