DVA-C02 Question #376: Real Exam Question with Answer & Explanation

Question

A developer manages an application that writes customer orders to an Amazon DynamoDB table. The orders use customer_id as the partition key, order_id as the sort key, and order_date as an attribute. A new access pattern requires accessing data by order_date and order_id. The developer needs to implement a new AWS Lambda function to support the new access pattern. How should the developer support the new access pattern in the MOST operationally efficient way?

Options

• AAdd a new local secondary index (LSI) to the DynamoDB table that specifies order_date as the
• BWrite the new Lambda function to scan the DynamoDB table. In the Lambda function, write a
• CAdd a new global secondary index (GSI) to the DynamoDB table that specifies order_date as the
• DEnable DynamoDB Streams on the table. Choose the new and old images information to write to