Practice Free AZ-204 Exam Online Questions

HOTSPOT

You have a web service that is used to pay for food deliveries. The web service uses Azure Cosmos DB as the data store.

You plan to add a new feature that allows users to set a tip amount. The new feature requires that a property named tip on the document in Cosmos DB must be present and contain a numeric value.

There are many existing websites and mobile apps that use the web service that will not be updated to set the tip property for some time.

How should you complete the trigger? NOTE: Each correct selection is worth one point.

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Correct Answer:

Explanation:

Box 1: getContext().getRequest();

Box 2: if(isNaN(i)["tip"] ..

In JavaScript, there are two ways to check if a variable is a number :

isNaN() C Stands for “is Not a Number”, if variable is not a number, it return true, else return false.

typeof C If variable is a number, it will returns a string named “number”.

Box 3:r.setBody(i);

// update the item that will be created

Reference:

https://docs.microsoft.com/bs-latn-ba/azure/cosmos-db/how-to-write-stored-procedures-triggers-udfs

https://mkyong.com/javascript/check-if-variable-is-a-number-in-javascript/

DRAG DROP

You provision virtual machines (VMs) as development environments.

One VM does not have host.

The VM is stuck in a Windows update process. You attach the OS disk for the affected VM to a recovery VM.

You need to correct the issue.

In which order should you perform the actions’ To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

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Correct Answer:

Explanation:

Remove the update that causes the problem

✑ Take a snapshot of the OS disk of the affected VM as a backup.

✑ Attach the OS disk to a recovery VM.

✑ Once the OS disk is attached on the recovery VM, run diskmgmt.msc to open Disk Management, and ensure the attached disk is ONLINE.

✑ (Step 1) Open an elevated command prompt instance (Run as administrator). Run the following command to get the list of the update packages that are on the attached OS disk:

dism /image:<Attached OS disk>: /get-packages > c:tempPatch_level

✑ (Step 2) Open the C:tempPatch_level.txt file, and then read it from the bottom up. Locate the update that’s in Install Pending or Uninstall Pending state.

✑ Remove the update that caused the problem:

dism /Image:<Attached OS disk>: /Remove-Package /PackageName:<PACK

✑ (Step 4) Detach the OS disk and recreate the VM. Then check whether the issue is resolved.

Reference: https://docs.microsoft.com/en-us/troubleshoot/azure/virtual-machines/troubleshoot-stuck-updating-boot-error

HOTSPOT

You develop two Python scripts to process data.

The Python scripts must be deployed to two, separate Linux containers running in an Azure Container Instance container group. The containers must access external data by using the Server Message Block (SMB) protocol. Containers in the container group must run only once

You need to configure the Azure Container Instance.

Which configuration value should you use? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

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Correct Answer:

HOTSPOT

You develop two Python scripts to process data.

The Python scripts must be deployed to two, separate Linux containers running in an Azure Container Instance container group. The containers must access external data by using the Server Message Block (SMB) protocol. Containers in the container group must run only once

You need to configure the Azure Container Instance.

Which configuration value should you use? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

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Correct Answer:

You develop an app that allows users to upload photos and videos to Azure storage. The app uses a storage REST API call to upload the media to a blob storage account named Account1. You have blob storage containers named Container1 and Container2.

Uploading of videos occurs on an irregular basis.

You need to copy specific blobs from Container1 to Container2 when a new video is uploaded.

What should you do?

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HOTSPOT

You need to configure App Service to support the corporate website migration.

Which configuration should you use? To answer, select the appropriate options in the answer area NOTE: Each correct selection is worth one point.

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Correct Answer:

You develop Azure Durable Functions to manage vehicle loans.

The loan process includes multiple actions that must be run in a specified order. One of the actions includes a customer credit check process, which may require multiple days to process.

You need to implement Azure Durable Functions for the loan process.

Which Azure Durable Functions type should you use?

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HOTSPOT

You are developing a solution by using the Azure Event Hubs SDK. You create a standard Azure Event Hub with 16 partitions. You implement eight event processor clients.

You must balance the load dynamically when an event processor client fails. When an event processor client fails, another event processor must continue processing from the exact point at which the failure occurred. All events must be aggregate and upload to an Azure Blob storage account

You need to implement event processing recovery for the solution.

Which SDK features should you use? To answer, select the appropriate options in the answer area. Each correct selection is worth one point.

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Correct Answer:

Explanation:

Checkpoint

Namesspace

HOTSPOT

You are developing a solution by using the Azure Event Hubs SDK. You create a standard Azure Event Hub with 16 partitions. You implement eight event processor clients.

You must balance the load dynamically when an event processor client fails. When an event processor client fails, another event processor must continue processing from the exact point at which the failure occurred. All events must be aggregate and upload to an Azure Blob storage account

You need to implement event processing recovery for the solution.

Which SDK features should you use? To answer, select the appropriate options in the answer area. Each correct selection is worth one point.

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Correct Answer:

Explanation:

Checkpoint

Namesspace

DRAG DROP

You develop a web application.

You need to register the application with an active Azure Active Directory (Azure AD) tenant.

Which three actions should you perform in sequence? To answer, move all actions from the list of actions to the answer area and arrange them in the correct order.

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Correct Answer:

Explanation:

Register a new application using the Azure portal

Sign in to the Azure portal using either a work or school account or a personal Microsoft account.

If your account gives you access to more than one tenant, select your account in the upper right corner. Set your portal session to the Azure AD tenant that you want.

Search for and select Azure Active Directory. Under Manage, select App registrations.

Select New registration. (Step 1)

In Register an application, enter a meaningful application name to display to users.

Specify who can use the application. Select the Azure AD instance. (Step 2)

Under Redirect URI (optional), select the type of app you’re building: Web or Public client (mobile & desktop). Then enter the redirect URI, or reply URL, for your application. (Step 3)

When finished, select Register.