AZ-400 Practice Online

Question 1

You have a free tier of an Azure DevOps organization named Contoso. Contoso contains 10 private projects. Each project has multiple jobs with no dependencies.

You frequently run the jobs on five self-hosted agents but experience long build times and frequently queued builds.

You need to minimize the number of queued builds and the time it takes to run the builds.

What should you do?

A : Purchase self-hosted parallel jobs.

B : Register additional self-hosted agents.

C : Purchase Microsoft-hosted parallel jobs.

D : Configure the pipelines to use the Microsoft-hosted agents.

Answer: B

Question 2

You use Azure Pipelines to manage build pipelines. GitHub to store source code, and Dependabot to manage dependencies.
You have an app named App1.
Dependabot detects a dependency in App1 that requires an update.
What should you do first to apply the update?

A : Perform a commit.

B : Create a pull request.

C : Approve the pull request

D : Create a branch.

Answer: B

Question 3

You have a project in Azure DevOps named Project1. Project! contains a pipeline that builds a container image named Image! and pushes Image1 to an Azure container registry named ACR1. Image! uses a base image stored in Docker Hub.
You need to ensure that Image1 is updated automatically whenever the base image is updated.
What should you do?

A : Create and run an Azure Container Registry task.

B : Add a Docker Hub service connection to Azure Pipelines.

C : Enable the Azure Event Grid resource provider and subscribe to registry events.

D : Create a service hook in Project1.

Answer: A

Question 4

You have an Azure subscription that contains the resources shown in the following table.

DepPipeline1 and ADFPipeline1 use a single credential that is stored in Vault1.

You need to configure ADFPipeline1 to retrieve the credential from Vault1.

Which type of activity should you use?

A : Lookup

B : Get Metadata

C : Сoрy

D : Web

Answer: D

Question 5

Your company deploys applications m Docket containers.

You want to detect known exploits in the Docket images used to provision the Docker containers.

You need to integrate image scanning into the application lifecycle. The solution must expose the exploits as early as possible during the application lifecycle.

What should you configure?

A : a task executed in the continuous deployment pipeline and a scheduled task against a running production container.

B : a task executed in the continuous integration pipeline and a scheduled task that analyzes the production container.

C : a task executed in the continuous integration pipeline and a scheduled task that analyzes the image registry

D : manual tasks performed during the planning phase and the deployment phase

Answer: C

Name:	Designing and Implementing Microsoft DevOps Solutions
Exam Code:	AZ-400
Certification:	Microsoft Azure
Vendor:	Microsoft
Total Questions:	694
Last Updated:	Oct 24, 2026

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AZ-400 Practice Online