Amazon Exam DVA-C01 Topic 4 Question 24 Discussion

Actual exam question for Amazon's DVA-C01 exam

Question #: 24
Topic #: 4

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?

AEnable transactions for the DynamoDB table Use the BatchWriteltem operation to update the items.

BUse the TransactWriteitem operation to group the changes Update the items in the table

CSet up a FIFO queue using Amazon SQS. Group the changes in the queue. Update the table based on the grouped changes

DCreate 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

Show Suggested Answer

Suggested Answer: B

TransactWriteItems is a synchronous write operation that groups up to 25 action requests. The BatchWriteItem operation puts or deletes multiple items in one or more tables. https://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/DynamoDB.html

by Lorrie at May 06, 2022, 12:10 AM

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