Microsoft PL-400 Exam
Microsoft Power Platform Developer (Page 21 )

Updated On: 9-Feb-2026

DRAG DROP (Drag and Drop is not supported)
You are creating various Power Apps apps for a company. Power Automate flows must connect securely to the following external systems:



You need to create custom connectors to access the external systems.
Which type of security should you use for the connectors?

To answer, drag the appropriate security types to the correct external systems. Each security type 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.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



HOTSPOT (Drag and Drop is not supported)
You are developing a Power Platform solution that uses a plug-in. The plug-in includes the following code (line numbers are included for reference):



The plug-in includes a step that is registered in the execution pipeline within the PreOperation stage for the Create message.

For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



You are creating a plug-in for an app that helps government employees get a proof of vaccination card.

You must add the following information to a vaccination record before a proof of vaccination card is created:

•Vaccination type
•Date of vaccination
•Name of person administering the vaccine

You need to register the plug-in.
In which stage should you register the plug-in?

  1. PreValidation
  2. PostOperation
  3. MainOperation
  4. PreOperation

Answer(s): D



HOTSPOT (Drag and Drop is not supported)
You are developing a new model-driven app.
You must create a custom connector to connect the app to the Microsoft Graph API.
You need to configure the environment before creating the custom connector.

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

  1. See Explanation section for answer.

Answer(s): A

Explanation:



DRAG DROP (Drag and Drop is not supported)
You are developing a Power Apps app for a company. The app will interact with the company's enterprise resource planning (ERP) system. The app allows users to create quotes for customers. You are creating a plug-in for the app.

The solution must meet the following requirements:

•Display an error message if there is no account associated with a quote and prevent changes to the quote.
•Synchronize quotes with the external ERP system.

You need configure the plug-in execution pipeline.

Which pipeline stages should you use? To answer, drag the appropriate pipeline stages to the correct requirements. Each pipeline stage 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.

  1. See Explanation section for answer.

Answer(s): A

Explanation:






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