AZ-400 Free Practice Test

SIMULATION - (Topic 4)
You need to ensure that an Azure web app named az400-9940427-main can retrieve secrets from an Azure key vault named az400-9940427-kv1 by using a system managed identity.
The solution must use the principle of least privilege.
To complete this task, sign in to the Microsoft Azure portal.
Solution:
* 1. In Azure portal navigate to the az400-9940427-main app.
* 2. Scroll down to the Settings group in the left navigation.
* 3. Select Managed identity.
* 4. Within the System assigned tab, switch Status to On. Click Save.

References:
https://docs.microsoft.com/en-us/azure/app-service/overview-managed-identity

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Topic 4)
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?

1. A. Application Insights Profiler
2. B. Continuous export
3. C. Smart Detection
4. D. custom events
5. E. usage analysis

Correct Answer: C
Smart Detection automatically warns you of potential performance problems and failure anomalies in your web application. It performs proactive analysis of the telemetry that your app sends to Application Insights. If there is a sudden rise in failure rates, or abnormal patterns in client or server performance, you get an alert.
Reference:
https://docs.microsoft.com/en-us/azure/azure-monitor/app/proactive-diagnostics

DRAG DROP - (Topic 4)
You manage the Git repository for a large enterprise application.
During the development of the application, you use a file named Config.json.
You need to prevent Config.json from being committed to the source control whenever changes to the application are committed.
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.

Solution:
Step 1: Delete and recreate the repository. Step 2: Add Config.json to the .gitignore file
Each line in the .gitignore excludes a file or set of files that match a pattern. Example:
# ignore a single file
Config.json
Step 3: Run the git add .gitignore command
At the initial commit we want basically move from Untracked to Staged, for staging we have to indicate which file we want to move or specify a pattern, as example:

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

- (Topic 4)
You are developing an iOS application by using Azure DevOps.
You need to test the application manually on 10 devices without releasing the application to the public.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

1. A. Create a Microsoft Intune device compliance policy.
2. B. Deploy a certificate from an internal certification authority (CA) to each device.
3. C. Register the application in the iTunes store.
4. D. Onboard the devices into Microsoft Intune.
5. E. Distribute a new release of the application.
6. F. Register the IDs of the devices in the Apple Developer portal.

Correct Answer: EF
References: https://help.apple.com/xcode/mac/current/#/dev7ccaf4d3c

- (Topic 3)
You need to perform the GitHub code migration. The solution must support the planned changes for the DevOps environment.
What should you use?

1. A. git clone
2. B. GitHub Importer
3. C. Import repository in Azure Repos
4. D. git-tfs

Correct Answer: A
Woodgrove Bank plans to implement the following changes to the DevOps environment:
✑ Migrate all the source code from TFS1 to GitHub.
The Git-TFS tool is a two-way bridge between Team Foundation Version Control and Git, and can be used to perform a migration.
Reference:
https://docs.microsoft.com/en-us/devops/develop/git/migrate-from-tfvc-to-git