Most Recent Microsoft DP-420 Exam Questions & Answers

Prepare for the Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Microsoft DP-420 exam and achieve success.

The questions for DP-420 were last updated on Jan 17, 2025.

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Question No. 1

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have an Azure Cosmos DB Core (SQL) API account named account 1 that uses autoscale throughput.

You need to run an Azure function when the normalized request units per second for a container in account1 exceeds a specific value.

Solution: You configure the function to have an Azure CosmosDB trigger.

Does this meet the goal?

AYes

BNo

Show Answer

Correct Answer: B

Instead configure an Azure Monitor alert to trigger the function.

You can set up alerts from the Azure Cosmos DB pane or the Azure Monitor service in the Azure portal.

Question No. 2

You have a database in an Azure Cosmos DB for NoSQL account. The database contains a container named container1. The indexing mode container1 is set to none. You configure Azure Cognitive Search to extract data from container1 and make the data searchable. You discover that the Cognitive Search index is missing all the data from the Azure Cosmos DB index. What should you do to resolve the issue?

AModify The index attributes in Cognitive Search to searchable.

BModify the index attributes in Cognitive Search to Retrievable.

CChange the indexing mode of container 1 to consistent-

DModify the indexing policy of container 1 to exclude the / * path

Show Answer

Correct Answer: C

Question No. 3

You maintain a relational database for a book publisher. The database contains the following tables.

The most common query lists the books for a given authorId.

You need to develop a non-relational data model for Azure Cosmos DB Core (SQL) API that will replace the relational database. The solution must minimize latency and read operation costs.

What should you include in the solution?

ACreate a container for Author and a container for Book. In each Author document, embed booked for each book by the author. In each Book document embed author of each author.

BCreate Author, Book, and Bookauthorlnk documents in the same container.

CCreate a container that contains a document for each Author and a document for each Book. In each Book document, embed authorId.

DCreate a container for Author and a container for Book. In each Author document and Book document embed the data from Bookauthorlnk.

Show Answer

Correct Answer: A

Store multiple entity types in the same container.

Question No. 4

The settings for a container in an Azure Cosmos DB Core (SQL) API account are configured as shown in the following exhibit.

Which statement describes the configuration of the container?

AAll items will be deleted after one year.

BItems stored in the collection will be retained always, regardless of the items time to live value.

CItems stored in the collection will expire only if the item has a time to live value.

DAll items will be deleted after one hour.

Show Answer

Correct Answer: C

When DefaultTimeToLive is -1 then your Time to Live setting is On (No default)

Time to Live on a container, if present and the value is set to '-1', it is equal to infinity, and items don't expire by default.

Time to Live on an item:

This Property is applicable only if DefaultTimeToLive is present and it is not set to null for the parent container.

If present, it overrides the DefaultTimeToLive value of the parent container.

Question No. 5

You plan to create an Azure Cosmos DB account that will use the NoSQL API.

You need to create a grouping strategy for items that will be stored in the account. The solution must ensure that write and read operations on the items can be performed within the same transact!

What should you use to group the items?

Alogical partitions

Bphysical partitions

Cdatabases

Dcontainers

Show Answer

Correct Answer: A

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