Free AZ-400 Mock Exam – Practice Online Confidently

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Exam Code: AZ-400
Exam Questions: 694
Designing and Implementing Microsoft DevOps Solutions
Updated: 01 Apr, 2026
Question 1

You need to use an Azure Pipelines pipeline to build and test an app and test the database of the app. The solution must meet the following requirements. The test stages must be run in parallel. The Publish_Test_Results stage must always be run. The test stages must be run after successful completion of the build stage. The Publish_Test_Results stage must be run after completion of all the test stages Solution: You include the following elements in the YAML definition of the pipeline.

Does this meet the goal?  

Options :
Answer: B

Question 2

You have a 1-TB Azure Repos repository named repo1.

You need to clone repo1. The solution must meet the following requirements:

• You must be able to search the commit history of the /src directory

• The amount of time it takes to clone the repository must be minimized

Which command should you run?

Options :
Answer: B

Question 3

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 use Azure Pipelines to build and test a React js application.
You have a pipeline that has a single job.
You discover thai installing JavaScript packages from npm takes approximately five minutes each time you run the pipeline.
You need to recommend a solution to reduce the pipeline execution time.
Solution: You recommend defining a container job that uses a custom container that has the JavaScript packages preinstalled.
Does this meet the goal?

Options :
Answer: B

Question 4

You plan to publish build artifacts by using an Azure pipeline.

You need to create an .artifactignore file that meets the following requirements:

• Includes all files in the build output folder and all subfolders

• Excludes files that have the .dll extension

What should you include in the file?

Options :
Answer: B

Question 5

You are monitoring the health and performance of an Azure web app by using Azure Application Insights. You need to ensure that an alert is sent when the web app has a sudden rise in performance issues and failures. What should you use?

Options :
Answer: C

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