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AWS · SAP-C03

Event-driven and stateless architectures

SAP-C03 · Lesson 1 of 28 · 4:27

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In this lesson

Prepare for the SAP-C03 exam (AWS Certified Solutions Architect – Professional). In this lesson: queues, topics, event buses, and streams, delivery guarantees, FIFO ordering, idempotent consumers and dead-letter queues, stateless services with sessions in ElastiCache or DynamoDB, and event routing across accounts and Regions with a central event bus and global endpoints. Includes three original practice questions.

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Preview the topics
  • AnyCompany Financial must apply each account’s transactions in order, while processing different accounts in parallel. What should the architect use?
  • The loan application service keeps each applicant’s progress in container memory, and applicants lose their answers when the service scales in. What should the architect do?
  • A security account must receive custom events from forty accounts of the organization, with the least effort as accounts are added. What should the architect configure on the central event bus?