Dynamo DB Flashcards
Which DynamoDB table configuration will meet the requirements of a web application with unpredictable and moderate to high read and write throughput most cost-effectively?
A: Configure DynamoDB in on-demand mode by using the DynamoDB Standard table class.
Q: How should a solutions architect design a scalable and fault-tolerant solution to process messages received by an application using Amazon DynamoDB?
A: Use an Amazon SQS FIFO queue to receive the messages. Configure the queue to trigger an AWS Lambda function to process the messages and store the results in DynamoDB.
Q: What solution will meet the requirements of storing and querying a large amount of IoT sensor data in a cost-effective and scalable way?
A: Use Amazon DynamoDB on-demand capacity mode with the DynamoDB Standard table class.
