Question 330
Consider this Microsoft Fabric case: A Spark streaming job writes to Delta and must keep output progress safe if a microbatch is retried. What measured result demonstrates that the requirement is satisfied?
Explanation
Correct Answer
Replay invariance validates restart safety. This observation directly tests the expected outcome.
Incorrect Answers
Controlled duplicate injection validates deduplication.
Event-to-table latency and content validate the route.
Conservation across paths validates resilience.