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DP-420 Exam Dumps : Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB

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Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB Questions and Answers

Question 1

You need to select the capacity mode and scale configuration for account2 to support the planned changes and meet the business requirements. What should you select? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Options:

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Question 2

You have an Azure Cosmos DB for NoSQL account. The account hosts a container that has the change feed enabled. You are building an app by using the Azure Cosmos DB SDK. The app will read items from the change feed by using a pull model. You need to ensure that multiple threads can read the change feed in parallel. What should you include?

Options:

A.

the changeFeedStartFew value

B.

the Pagesize value

C.

the FeedRange value

D.

a stream-based iterator

Question 3

You have an Azure subscription.

You plan to create an Azure Cosmos DB for NoSQL database named DB1 that will store author and book data for authors that have each published up to ten books. Typical and frequent queries of the data will include:

• All books written by an individual author

• The synopsis of individual books

You need to recommend a data model for DB1. The solution must meet the following requirements:

• Support transactional updates of the author and book data.

• Minimize read operation costs.

What should you recommend?

Options:

A.

Create a single container that stores author items and book items, and then items that represent the relationship between the authors and their books.

B.

Create three containers, one that stores author items, a second that stores book items, and a third that stores items that represent the relationship between the authors and their books.

C.

Create two containers, one that stores author items and another that stores book items. Embed a list of each author ' s books in the corresponding author item.

D.

Create a single container that stores author items and book items. Embed a list of each author’s books in the