Module 3: Event-Driven Applications
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Event-Driven Applications
Graded Assignment
1. When using an event-driven architecture, which of the following is true about an event?
- An event should always be consumed at least once.
- An event consumer does not need to know which service generated the event. ✅
- An event should be deleted after it has been consumed.
Explanation:
- Event decoupling allows consumers to process events without knowledge of the producer.
- This improves scalability, flexibility, and modularity in distributed systems.
2. Which of the following features of event-driven applications causes them to be more resilient than non-event-driven applications?
- Multiple services may consume a single event.
- Events are created without waiting for a response. ✅
- Events may be used for auditing purposes.
Explanation:
- Asynchronous event processing means services don’t block execution while waiting for a response.
- This prevents failures from cascading if a service is slow or unavailable.
Related contents:
Module 2: Introduction to Microservices
Module 4: Choreography and Orchestration
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