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Exam DP-200 topic 2 question 30 discussion

Actual exam question from Microsoft's DP-200
Question #: 30
Topic #: 2
[All DP-200 Questions]

You need to implement complex stateful business logic within an Azure Stream Analytics service.
Which type of function should you create in the Stream Analytics topology?

  • A. JavaScript user-define functions (UDFs)
  • B. Azure Machine Learning
  • C. JavaScript user-defined aggregates (UDA)
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Suggested Answer: C 🗳️
Azure Stream Analytics supports user-defined aggregates (UDA) written in JavaScript, it enables you to implement complex stateful business logic. Within UDA you have full control of the state data structure, state accumulation, state decumulation, and aggregate result computation.
References:
https://docs.microsoft.com/en-us/azure/stream-analytics/stream-analytics-javascript-user-defined-aggregates

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H_S
4 years, 4 months ago
keyword statufull, otherwise it would be 1 https://docs.microsoft.com/en-us/azure/stream-analytics/stream-analytics-javascript-user-defined-functions https://docs.microsoft.com/en-us/azure/stream-analytics/stream-analytics-javascript-user-defined-aggregates
upvoted 2 times
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syu31svc
4 years, 7 months ago
Link provided supports C as the answer
upvoted 4 times
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