Free AWS Certified Developer Associate DVA-C02 Practice Question
An application you are developing requires frequent, low-latency lookups of user preferences, which are saved in Amazon DynamoDB. To improve the performance, which technique would be BEST to implement?
Use a larger EC2 instance type to host the application for better performance.
Increase the read capacity units (RCUs) of the DynamoDB table to handle higher read traffic.
Utilize Amazon DynamoDB Accelerator (DAX) to provide in-memory caching for DynamoDB data.
Implement a custom in-memory object caching within the application to store user preferences.
This question's topic:
AWS Certified Developer Associate DVA-C02 /
Development with AWS Services
