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Question 242 - DVA-C01 discussion

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A Developer has been asked to create an AWS Lambda function that is triggered any time updates are made to items in an Amazon DynamoDB table. The function has been created, and appropriate permissions have been added to the Lambda execution role. Amazon DynamoDB streams have been enabled for the table, but the function is still not being triggered. Which option would enable DynamoDB table updates to trigger the Lambda function?

A.
Change the StreamViewType parameter value to NEW_AND_OLD_IMAGES for the DynamoDB table
Answers
A.
Change the StreamViewType parameter value to NEW_AND_OLD_IMAGES for the DynamoDB table
B.
Configure event source mapping for the Lambda function
Answers
B.
Configure event source mapping for the Lambda function
C.
Map an Amazon SNS topic to the DynamoDB streams
Answers
C.
Map an Amazon SNS topic to the DynamoDB streams
D.
increase the maximum execution time (timeout) setting of the Lambda function
Answers
D.
increase the maximum execution time (timeout) setting of the Lambda function
Suggested answer: B

Explanation:

https://docs.aws.amazon.com/en_us/amazondynamodb/latest/developerguide/Streams.Lambda.Tutorial.htmlCreate an event source mapping to tell Lambda to send records from your stream to a Lambdafunction. You can create multiple event source mappings to process the same data with multipleLambda functions, or process items from multiple streams with a single function.

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asked 16/09/2024
James Pridemore
37 questions
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