Exam AZ-200 topic 3 question 14 discussion

Actual exam question from Microsoft's AZ-200

Question #: 14
Topic #: 3

DRAG DROP -
You are developing a rating service for books that runs on Azure Service Fabric. One of the services uses reliable collections that update the ratings of a book.
Testers report that the ratings are not updates when the code is run.
You need to implement the code to ensure that ratings are updates in the collection.
You have the following class:

How should you complete the code? To answer, drag the appropriate code segments to the correct locations. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Select and Place:

Show Suggested Answer

Suggested Answer: Explanation
Box 1: Book updatedBook = new Book(currentBook);
Create new user object with the same state as the current user object.
NOTE: This must be a deep copy; not a shallow copy. Specifically, only immutable state can be shared by currentUser & updatedUser object graphs.
Box 2: updatedBook.Rating = updatedBook.Rating+1;
Await m_dic.SetValue(tc, name, updatedBook);
In the new object, modify any properties you desire.
Update the key's value to the updatedBook info
References:
https://docs.microsoft.com/en-us/azure/service-fabric/service-fabric-work-with-reliable-collections

by [deleted] at April 4, 2025, 8:51 a.m.

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