A company is developing a serverless ecommerce web application. The application needs to make coordinated, all-or-nothing changes to multiple items in the company's inventory table in Amazon DynamoDB.
Which solution will meet these requirements?

A. Enable transactions for the DynamoDB table. Use the BatchWriteItem operation to update the items.

B. Use the TransactWriteItems operation to group the changes. Update the items in the table.

C. Set up a FIFO queue using Amazon SOS. Group the changes in the queue. Update the table based on the grouped changes.

D. Create a transaction table in an Amazon Aurora DB cluster to manage the transactions. Write a backend process to sync the Aurora DB table and the DynamoDB table.








 

Suggested Answer: B

Community Answer: B




This question is in DVA-C01 AWS Certified Developer – Associate Exam
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