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Microsoft Exam DP-420 Topic 15 Question 54 Discussion

Actual exam question for Microsoft's DP-420 exam
Question #: 54
Topic #: 15
[All DP-420 Questions]

You have an Azure Cosmos DB for NoSQL account.

The change feed is enabled on a container named invoice.

You create an Azure function that has a trigger on the change feed.

What is received by the Azure function?

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Suggested Answer: D

According to the Azure Cosmos DB documentation12, the change feed is a persistent record of changes to a container in the order they occur. The change feed outputs the sorted list of documents that were changed in the order in which they were modified.

The Azure function that has a trigger on the change feed receivesall the properties of the updated items2. The change feed does not include the original items or only the changed properties.The change feed also includes some system-defined properties such as _ts (the last modified timestamp) and _lsn (the logical sequence number)3.

Therefore, the correct answer is:


by Sarah at Nov 17, 2024, 04:22 PM

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Shaunna
7 days ago
I think the answer is B. The change feed only sends the partition key and the changed properties, not the entire document.
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Ma
15 days ago
I agree with Curtis, it makes sense for the Azure function to only receive the necessary information.
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Curtis
18 days ago
I believe it's only the partition key and the changed properties of the updated items.
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Ma
19 days ago
I think the Azure function receives all the properties of the updated items.
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