Free Microsoft Power Platform Developer Exam PL-400 Exam Practice Test

A company implementsDynamics 365 Customer Service. The company deploys synchronous plug-ins for the PreOperation and PostOperation stages on create and for the PostOperation stage on update for processing different case type.Users experience errors when updating cases. The plug-in trace log files show that the PostOperation plug-in update of case times out after two minutes.You perform basic testing and discover that this plug-in is triggered on every update of a case. You examine the code and discover that the plug-in retrieves all columns for the updated case record performing its work.You need to reduce the number of errors. You need to achieve this goal with the test amount of changes.Solution: In the Plug-in Registration tool, set filtering attributes on the plug-in to only Case Type filed.Does the solution meet the goal?

• Yes
• No

You are creating a canvas app to retrieve user sign in information from Microsoft Entra ID when someone searches for information about an end user.You create an Azure Function to retrieve the required information by using JSON.You need to ensure that the application functions correctly.Which two actions should you perform? Each correct answer presents part of the solution.NOTE: Each correct selection is worth one point.

• Use Azure Service Bus.
• Use app designer in the Power Platform admin center.
• Create a custom connector by using the Azure Function API
• Create a Power Automate flow to import data.
• Create an API definition for the Azure Function.

You need to create the model-driven app for referral.Which function should you add?

• Flow
• Workflow
• Business rule
• Chart
• Subgrid

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.A company develops a new custom connector for a Microsoft Entra ID-protected Azure Function that was created as a single tenant a pp.The custom connector must be moved to a production environment. The connector must be visible and accessible only to users in the tenant.You need to deploy the custom connector.Solution: Use the maker portal to export the custom connector. Then use the maker portal to import the connector into the production environment.Does the solution meet the goal?

• Yes
• No

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution. Determine whether the solution meets 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.A university has implemented Dynamics 365 Customer Engagement. Several departments use opportunity records to bid for funding for projects within their own departments.Each department's opportunities are not visible to other departments. However, there are times when two departments need to work together on an opportunity.You need to configure the security to meet the business requirements.Solution: Use access team templates and give access to members in the two departments.Does the solution meet the goal?

• Yes
• No

You need to determine the cause for the issue reported by the interviewers. What is the root cause of the issue?

• The plug-in used to synchronize the Person of Interest field from Contact to Interview was not triggered.
• There was an error in the event pipeline and the entire transaction was rolled back.
• There is no plug-in registered to run when an interview record is created.

An organization uses Dynamics 365 Sales. You plan to add a custom button to the app ribbon.You need to ensure that the button displays only when conditions specified by business rules are met.Which two code segments can you use? Each correct answer presents a complete solution.NOTE: Each correct selection is worth one point.

• gridContext.refresh();
• formContext.ui.refreshRibbon(refreshAll);
• formContext.data.refresh(save).then(successCallback, errorCallback);
• formContext.ui.refreshRibbon();
• formContext.getControl(arg).refresh();

You create and deploy a Power Platform solution that includes synchronous plug-ins Users report performance issues with the solution.You need to determine whether a plug-in is the cause of the performance issues. Which two tools can you use? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point-

• Microsoft Dataverse Analytics
• Solution checker
• Tracing
• iSV Studio
• Data policies

You need to handle errors in UpdateRecord.js.Which code segment should you add at line UR06?

• catch(error) { alert('Caught error: ' + error.message);}
• Exception exception = Server.GetLastError() ; if(exception != null)}
• catch(exception e){ console.writeline(e)}
• function (error){ console.log(error.message)}

A company plans to create an order processing app. When orders are created, the app will perform complex business logic and integrate with several external systems.Orders that have a large number of line items may take up to six minutes to complete. Processing for each order must be completed in one operation to avoid leaving records in an incomplete state.You need to recommend a solution for the company.What should you recommend?

• an asynchronous workflow that uses a custom workflow activity
• a real-time workflow that uses a custom action
• a webhook that connects to an Azure Function
• an asynchronous plug-in