Consider this scenario: Service A emits an event, Service B listens and processes it, then emits another event for Service C. Which pattern is this an example of?

medium📝 Analysis Q13 of 15

Microservices - Advanced Patterns

AChoreography with event-driven communication

BOrchestration with central controller

CMonolithic service call chain

DShared database coordination

Step-by-Step Solution

Solution:

Step 1: Analyze event flow
Service A emits event, B listens and emits another event, C listens next. This is event-driven chain.
Step 2: Match pattern to description
This direct event passing without central control matches choreography.
Final Answer:
Choreography with event-driven communication -> Option A
Quick Check:
Event chain without central control = Choreography [OK]

Quick Trick: Event chain without boss = choreography [OK]

Common Mistakes:

Assuming event flow means orchestration
Confusing monolith with microservices
Thinking shared database is event-driven

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More Microservices Quizzes

Consider this scenario: Service A emits an event, Service B listens and processes it, then emits another event for Service C. Which pattern is this an example of?

Step 1: Analyze event flow

Step 2: Match pattern to description

Final Answer:

Quick Check:

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