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Microsoft AZ-400: Preparation steps
If you fulfill the requirements for taking the exam, the next step is to commence your preparation in earnest. Therefore, to succeed, we recommend that you follow the steps listed below. Thus, you will get adequately prepared for your Microsoft AZ-400. Please consider making the following steps your heaven-sent plan:
- Visit the certification webpage to explore the details of the test;
- Use Microsoft documentations. You can find the links to these on the Microsoft Learning platform;
- Take a training course. You can go for an instructor-led option or choose a self-study learning path;
- Find a reliable study guide that covers the content of the exam domains. You can also use periodicals and other books that contain information about the content;
To become certified in Microsoft AZ-400, candidates must have experience in designing and implementing DevOps solutions using Microsoft Azure, as well as experience with Agile practices and methodologies. Candidates must also have experience with Microsoft Azure DevOps, Git, and PowerShell. Designing and Implementing Microsoft DevOps Solutions certification exam consists of multiple-choice questions, and candidates have 180 minutes to complete the exam.
The Microsoft AZ-400 exam consists of multiple-choice questions that are designed to test the candidate's knowledge and understanding of key DevOps concepts, principles, and practices. AZ-400 exam covers a wide range of topics, including continuous integration and delivery, infrastructure as code, monitoring and logging, and security and compliance. Candidates must have a thorough understanding of these topics to pass the exam.
NEW QUESTION # 261
Your company uses Azure DevOps for Git source control.
You have a project in Azure DevOps named Contoso App that contains the following repositories:
https://dev.azure.com/contoso/contoso-app/core-api
https://dev.azure.com/contoso/contoso-app/core-spa
https://dev.azure.com/contoso/contoso-app/core-db
You need to ensure that developers receive Slack notifications when there are pull requests created for Contoso App.
What should you run in Slack? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/repos/integrations/repos-slack
NEW QUESTION # 262
You are configuring Azure Pipelines for three projects in Azure DevOps as shown in the following table.
Which version control system should you recommend for each project? To answer, drag the appropriate version control systems to the correct projects. Each version control system 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.
Answer:
Explanation:
Explanation
Project1:Git in Azure Repos
Project2: Github Enterprise
GitHub Enterprise is the on-premises version of GitHub.com. GitHub Enterprise includes the same great set of features as GitHub.com but packaged for running on your organization's local network. All repository data is stored on machines that you control, and access is integrated with your organization's authentication system (LDAP, SAML, or CAS).
Project3: Bitbucket cloud
One downside, however, is that Bitubucket does not include support for SVN but this can be easily amended migrating the SVN repos to Git with tools such as SVN Mirror for Bitbucket .
Note: SVN is a centralized version control system.
NEW QUESTION # 263
You manage build and release pipelines by using Azure DevOps. Your entire managed environment resides in Azure.
You need to configure a service endpoint for accessing Azure Key Vault secrets. The solution must meet the following requirements:
Ensure that the secrets are retrieved by Azure DevOps.
Avoid persisting credentials and tokens in Azure DevOps.
How should you configure the service endpoint? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/pipelines/tasks/deploy/azure-key-vault
https://docs.microsoft.com/en-us/azure/active-directory/managed-identities-azure-resources/overview
NEW QUESTION # 264
You need to recommend project metrics for dashboards in Azure DevOps.
Which chart widgets should you recommend for each metric? To answer, drag the appropriate chart widgets to the correct metrics. Each chart widget 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.
Answer:
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/report/dashboards/velocity-guidance?view=vsts
https://docs.microsoft.com/en-us/azure/devops/report/dashboards/cycle-time-and-lead-time?view=vsts
https://docs.microsoft.com/en-us/azure/devops/report/dashboards/configure-burndown-burnup-widgets?view=vsts
NEW QUESTION # 265
You are building an application that has the following assets:
Source code
Logs from automated tests and builds
Large and frequently updated binary assets
A common library used by multiple applications
Where should you store each asset? To answer, drag the appropriate Azure services to the correct assets. Each service may be used once. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/repos/get-started/what-is-repos
https://azure.microsoft.com/en-us/services/devops/artifacts/
https://docs.microsoft.com/en-us/azure/devops/pipelines/test/review-continuous-test-results-after-build
NEW QUESTION # 266
You need to create a notification if the peak average response time of an Azure web app named az400-9940427-main is more than five seconds when evaluated during a five-minute period. The notification must trigger the "https://contoso.com/notify" webhook.
To complete this task, sign in to the Microsoft Azure portal.
- A. See explanation below
Answer: A
Explanation:
1. Open Microsoft Azure Portal
2. Log into your Azure account and go to App Service and look under Monitoring then you will see Alert.
3. Select Add an alert rule
4. Configure the alert rule as per below and click Ok.
Source: Alert on Metrics
Resource Group: az400-9940427-main
Resource: az400-9940427-main
Threshold: 5
Period: Over the last 5 minutes
Webhook: https://contoso.com/notify
Reference:
https://azure.microsoft.com/es-es/blog/webhooks-for-azure-alerts/
NEW QUESTION # 267
You need to prepare a network security group (NSG) named az400-9940427-nsg1 to host an Azure DevOps pipeline agent. The solution must allow only the required outbound port for Azure DevOps and deny all other inbound and outbound access to the Internet.
To complete this task, sign in to the Microsoft Azure portal.
Answer:
Explanation:
See solution below.
Explanation
1. Open Microsoft Azure Portal and Log into your Azure account.
2. Select networksecurity group (NSG) named az400-9940427-nsg1
3. Select Settings, Outbound security rules, and click Add
4. Click Advanced
5. Change the following settings:
* Destination Port range: 8080
* Protocol. TCP
* Action: Allow
Note: By default, AzureDevOps Server uses TCP Port 8080.
References:
https://robertsmit.wordpress.com/2017/09/11/step-by-step-azure-network-security-groups-nsg-security-center-az
https://docs.microsoft.com/en-us/azure/devops/server/architecture/required-ports?view=azure-devops
NEW QUESTION # 268
You plan to create alerts that will be triggered based on the page load performance of a home page.
You have the Application Insights log query shown in the following exhibit.
Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://devblogs.microsoft.com/premier-developer/alerts-based-on-analytics-query-using-custom-log-search/
NEW QUESTION # 269
Your company has an Azure DevOps project,
The source code for the project is stored in an on-premises repository and uses on an on-premises build
server.
You plan to use Azure DevOps to control the build process on the build server by using a self-hosted agent.
You need to implement the self-hosted agent.
You download and install the agent on the build server.
Which two actions should you perform next? Each correct answer presents part of the solution.
- A. From Azure, create a shared access signature (SAS).
- B. From the build server, create a certificate, and then upload the certificate to Azure Storage.
- C. From the build server, create a certificate, and then upload the certificate to Azure Key Vault.
- D. From DevOps, create a personal access token (PAT).
- E. From the build server, run config.cmd.
Answer: B,E
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/pipelines/agents/certificate
NEW QUESTION # 270
You need to configure the alert for VM1. The solution must meet the technical requirements.
Which two settings should you configure? To answer, select the appropriate settings in the answer area.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
NEW QUESTION # 271
Your company has a project in Azure DevOps.
You plan to create a release pipeline that will deploy resources by using Azure Resource Manager templates.
The templates will reference secrets stored in Azure Key Vault.
You need to recommend a solution for accessing the secrets stored in the key vault during deployments. The solution must use the principle of least privilege.
What should you include in the recommendation? To answer, drag the appropriate configurations to the correct targets. Each configuration 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.
Answer:
Explanation:
Explanation:
Box 1: A key Vault advanced access policy
Box 2: RBAC
Management plane access control uses RBAC.
The management plane consists of operations that affect the key vault itself, such as:
Creating or deleting a key vault.
Getting a list of vaults in a subscription.
Retrieving Key Vault properties (such as SKU and tags).
Setting Key Vault access policies that control user and application access to keys and secrets.
References:
https://docs.microsoft.com/en-us/azure/azure-resource-manager/resource-manager-tutorial-use-key-vault
NEW QUESTION # 272
You use GitHub Enterprise Server as a source code repository.
You create an Azure DevOps organization named Contoso.
In the Contoso organization, you create a project named Project 1.
You need to link GitHub commits, pull requests, and issues to the work items of Project 1. The solution must use OAuth-based authentication Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
Answer:
Explanation:
1 - From Developer settings in GitHub Enterprise Server, register a new OAuth app.
2 - Organization settings in Azure DevOps, add an OAuth configuration
3 - From Project Settings in Azure DevOps, add a GitHub connection.
Reference:
https://docs.microsoft.com/en-us/azure/devops/boards/github/connect-to-github
NEW QUESTION # 273
You are finalizing a release in GitHub.
You need to apply the following labels to the release:
Name
Email
Release v3.0
Release date
How should you complete the git command? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://git-scm.com/book/en/v2/Git-Basics-Tagging
NEW QUESTION # 274
You need to make a custom package available to all the developers. The package must be managed centrally, and the latest version must be available for consumption in Visual Studio automatically.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. Publish the package to a feed.
- B. Add the package URL to the Environment settings in Visual Studio.
- C. Create a new feed in Azure Artifacts.
- D. Upload a package to a Get repository.
- E. Add the package URL to the Get Package Manager settings in Visual Studio.
- F. Create a Get repository in Azure Repos.
Answer: B,C,F
NEW QUESTION # 275
Your company uses GitHub for source control. The company has a team that performs code reviews.
You need to automate the assignment of the code reviews. The solution must meet the following requirements:
Prioritize the assignment of code reviews to team members who have the fewest outstanding assignments.
Ensure that each team member performs an equal number of code reviews in any 30-day period.
Prevent the assignment of code reviews to the team leader.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. Select If assigning team members, don't notify the entire team.
- B. Set Routing algorithm to Load balance.
- C. Select Never assign certain team members.
- D. Set Routing algorithm to Round robin.
- E. Clear Never assign certain team members.
Answer: B,E
Explanation:
A: To always skip certain members of the team, select Never assign certain team members. Then, select one or more team members you'd like to always skip. In this case select the team leader.
E: The load balance algorithm chooses reviewers based on each member's total number of recent review requests and considers the number of outstanding reviews for each member. The load balance algorithm tries to ensure that each team member reviews an equal number of pull requests in any 30day period.
Reference:
https://docs.github.com/en/organizations/organizing-members-into-teams/managing-code-review-assignment-for
NEW QUESTION # 276
You use Git for source control.
You need to optimize the performance of a repository. The solution must meet the following requirements:
Permanently remove all items referenced only in the reflog.
Remove history that is NOT in any current branch.
How should you complete the command? To answer, select the appropriate options in the answer area.
Answer:
Explanation:
Explanation
NEW QUESTION # 277
You have a web app that connects to an Azure SQL Database named db1.
You need to configure db1 to send Query Store runtime statistics to Azure Log Analytics.
To complete this task, sign in to the Microsoft Azure portal.
Answer:
Explanation:
See solution below.
Explanation
To enable streaming of diagnostic telemetry for a single or a pooled database, follow these steps:
1. Go to Azure SQL database resource.
2. Select Diagnostics settings.
3. Select Turn on diagnostics if no previous settings exist, or select Edit setting to edit a previous setting. You can create up to three parallel connections to stream diagnostic telemetry.
4. Select Add diagnostic setting to configure parallel streaming of diagnostics data to multiple resources.
5. Enter a setting name for your own reference.
6. Select a destination resource for the streaming diagnostics data: Archive to storage account, Stream to an event hub, or Send to Log Analytics.
7. For the standard, event-based monitoring experience, select the following check boxes for database diagnostics log telemetry: QueryStoreRuntimeStatistics
8. For an advanced, one-minute-based monitoring experience, select the check box for Basic metrics.
9. Select Save.
Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/database/metrics-diagnostic-telemetry-logging-streaming-expor
NEW QUESTION # 278
You need to configure access to Azure DevOps agent pools to meet the following requirements:
Use a project agent pool when authoring build or release pipelines.
View the agent pool and agents of the organization.
Use the principle of least privilege.
Which role memberships are required for the Azure DevOps organization and the project? To answer, drag the appropriate role memberships to the correct targets. Each role membership 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.
Answer:
Explanation:
Explanation:
Graphical user interface, application Description automatically generated
Box 1: Reader
Members of the Reader role can view the organization agent pool as well as agents. You typically use this to add operators that are responsible for monitoring the agents and their health.
Box 2: Service account
Members of the Service account role can use the organization agent pool to create a project agent pool in a project. If you follow the guidelines above for creating new project agent pools, you typically do not have to add any members here.
Reference:
https://docs.microsoft.com/en-us/azure/devops/pipelines/agents/pools-queues
NEW QUESTION # 279
You are designing YAML-based Azure pipelines for the apps shown in the following table.
You need to configure the YAML strategy value for each app. The solution must minimize app downtime.
Which value should you configure for each app? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:
Reference:
https://docs.microsoft.com/en-us/azure/devops/pipelines/process/deployment-jobs
NEW QUESTION # 280
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 plan to update the Azure DevOps strategy of your company.
You need to identify the following issues as they occur during the company's development process:
* Licensing violations
* Prohibited libraries
Solution: You implement pre-deployment gates.
Does this meet the goal?
- A. Yes
- B. No
Answer: B
Explanation:
Instead use implement continuous integration.
Note: WhiteSource is the leader in continuous open source software security and compliance management. WhiteSource integrates into your build process, irrespective of your programming languages, build tools, or development environments. It works automatically, continuously, and silently in the background, checking the security, licensing, and quality of your open source components against WhiteSource constantly-updated definitive database of open source repositories.
Reference:
https://azuredevopslabs.com/labs/vstsextend/whitesource/
NEW QUESTION # 281
......
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