DVA-C02 · Question #480
DVA-C02 Question #480: Real Exam Question with Answer & Explanation
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Question
In a move toward using microservices, a company's management team has asked all development teams to build their services so that API requests depend only on that service's data store. One team is building a Payments service which has its own database; the service needs data that originates in the Accounts database. Both are using Amazon DynamoDB. What approach will result in the simplest, decoupled, and reliable method to get near-real time updates from the Accounts database?
Options
- AUse AWS Glue to perform frequent ETL updates from the Accounts database to the Payments
- BUse Amazon ElastiCache in Payments, with the cache updated by triggers in the Accounts
- CUse Amazon Data Firehose to deliver all changes from the Accounts database to the Payments
- DUse Amazon DynamoDB Streams to deliver all changes from the Accounts database to the
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