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DVA-C02 · Question #354
DVA-C02 Question #354: Real Exam Question with Answer & Explanation
The correct answer is C: Amazon DynamoDB with reads and writes made by using Transact* operations. https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/transaction-apis.html
Submitted by cyberguy42· Mar 5, 2026Development with AWS Services
Question
A gaming website gives users the ability to trade game items with each other on the platform. The platform requires both users' records to be updated and persisted in one transaction. If any update fails, the transaction must roll back. Which AWS solutions can provide the transactional capability that is required for this feature? (Choose two.)
Options
- AAmazon DynamoDB with operations made with the ConsistentRead parameter set to true
- BAmazon ElastiCache for Memcached with operations made within a transaction block
- CAmazon DynamoDB with reads and writes made by using Transact* operations
- DAmazon Aurora MySQL with operations made within a transaction block
- EAmazon Athena with operations made within a transaction block
Explanation
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/transaction-apis.html
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