AWS Certified Developer - Associate DVA-C02 — Topic 1 Question 358

Question

A developer is working on an app for a company that uses an Amazon DynamoDB table named Orders to store customer orders. The table uses OrderID as the partition key and there is no sort key. The table contains more than 100,000 records. The developer needs to add a functionality that will retrieve all Orders records that contain an OrderSource attribute with the MobileApp value. Which solution will improve the user experience in the MOST efficient way?

Accepted Answer

Correct answer: D. The correct answer is D. Option D: Create a global secondary index (GSI) with OrderSource as the partition key. Perform a Query operation by using MobileApp as the key.

AWS Certified Developer - Associate DVA-C02 — Question 358