Kafka - Event-Driven ArchitectureWhen implementing a saga pattern for distributed transactions in Kafka, which approach best fits the event choreography style?AA central orchestrator sends commands to each service to execute transaction steps sequentiallyBEach service emits events and reacts to others' events to progress the transaction independentlyCAll services write to a shared database to coordinate transaction stateDKafka brokers manage transaction rollback automatically without service involvementCheck Answer
Step-by-Step SolutionSolution:Step 1: Understand saga patternSaga manages distributed transactions via compensating actions.Step 2: Identify choreography approachServices communicate by emitting and consuming events without central control.Final Answer:Each service emits events and reacts to others' events to progress the transaction independently -> Option BQuick Check:Choreography relies on event-driven independent service coordination [OK]Quick Trick: Saga choreography uses event-driven independent service reactions [OK]Common Mistakes:MISTAKESConfusing choreography with orchestrationAssuming shared DB coordinates sagaBelieving Kafka brokers handle rollbacks automatically
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