DVA-C02 · Question #709
DVA-C02 Question #709: Real Exam Question with Answer & Explanation
The correct answer is B: Configure the DynamoDB table in a single Region. Configure the Lambda@Edge functions to. Since the company requires read requests to always return the most recent data and wants to comply with distributing the application to only two Regions, configuring the DynamoDB table in a single Region with strongly consistent reads guarantees the most up-to-date data. DynamoDB
Question
A company wants to use an Amazon CloudFront distribution to deliver a new application. The application will use Lambda@Edge functions and an Amazon DynamoDB table. To comply with regulations, the company must distribute the application to only two AWS Regions. The company must ensure that read requests from the Lambda@Edge functions to the DynamoDB table always return the most recent version of the data from the table. Which solution will meet these requirements?
Options
- AConfigure the DynamoDB table in a single Region. Configure the Lambda@Edge functions to
- BConfigure the DynamoDB table in a single Region. Configure the Lambda@Edge functions to
- CConfigure the DynamoDB table as a global table across two Regions. Create DNS records in
- DConfigure the DynamoDB table as a global table across two Regions. Create DNS records in
Explanation
Since the company requires read requests to always return the most recent data and wants to comply with distributing the application to only two Regions, configuring the DynamoDB table in a single Region with strongly consistent reads guarantees the most up-to-date data. DynamoDB strongly consistent reads are only supported within a single Region, so using a single Region table with strong consistency meets the requirement best.
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