Queries to an Amazon DynamoDB Table Are Consuming a Large

question 256

Multiple Choice

Queries to an Amazon DynamoDB table are consuming a large amount of read capacity. The table has a significant number of large attributes. The application does not need all of the attribute data. How can DynamoDB costs be minimized while maximizing application performance?

• A) Batch all the writes, and perform the write operations when no or few reads are being performed.
• B) Create a global secondary index with a minimum set of projected attributes.
• C) Implement exponential backoffs in the application.
• D) Load balance the reads to the table using an Application Load Balancer.

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