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AWS Certified Developer - Associate · AWS
Select 2 answers.
This question asks for 2 answers, but our data marks only 1. Compare with the community discussion below for the full answer.
Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.
B D When DynamoDB returns UnprocessedKeys, it means it could not process some keys from your batch request. Two possible reasons: The table has insufficient provisioned read capacity (throttling) The request exceeded DynamoDB limits (16 MB max, 100 items max per batch)
BatchWriteItem • UnprocessedItems for failed write operations (exponential backoff or add WCU) BatchGetItem • UnprocessedKeys for failed read operations (exponential backoff or add RCU) So answer is B & D
BC is correct answer.