Microsoft Exam DP-203 Topic 3 Question 29 Discussion

Actual exam question for Microsoft's DP-203 exam

Question #: 29
Topic #: 3

You use Azure Stream Analytics to receive Twitter data from Azure Event Hubs and to output the data to an Azure Blob storage account.

You need to output the count of tweets during the last five minutes every five minutes. Each tweet must only be counted once.

Which windowing function should you use?

Aa five-minute Session window

Ba five-minute Sliding window

Ca five-minute Tumbling window

Da five-minute Hopping window that has one-minute hop

Show Suggested Answer

Suggested Answer: C

Tumbling window functions are used to segment a data stream into distinct time segments and perform a function against them, such as the example below. The key differentiators of a Tumbling window are that they repeat, do not overlap, and an event cannot belong to more than one tumbling window.

References:

https://docs.microsoft.com/en-us/azure/stream-analytics/stream-analytics-window-functions

by Becky at May 09, 2022, 02:20 AM

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