DP-420: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DBDemo

By Microsoft · Question Mode

QuestionQ108

Integrate an Azure Cosmos DB solution

You have an Azure Cosmos DB for NoSQL account that hosts the containers shown in the following table.

Question Image

You need to implement a solution to process changes to author names. The solution must use a change feed and an Azure Function and meet these requirements:

  • Ensure that, when a name changes, the authorName field in the Books container is updated within 30 minutes.
  • Minimize costs.

What should you configure?

Select
Container in which to enable the change feed:
Azure Functions hosting plan:
Explanation

The Azure Cosmos DB change feed monitors the container where inserts and updates occur. Author-name changes occur in Authors, and the function can use the changed authorId to update the related Books documents. The Consumption plan dynamically scales for incoming events and bills only when functions execute, avoiding the standing cost of Dedicated or Premium hosting.

Learn more

Community Discussion

No comments yet. Be the first to start the discussion!