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Create Power Apps Flashcards

7 cards from real PL 400 practice questions. Tap to flip, then mark Knew It or Still Learning โ€” missed cards come back until you master them.

Read the first 7 Create Power Apps flashcards as text
  1. A developer needs to implement a custom component that can be reused across multiple canvas apps. Which technology should they use?

    Answer: Power Apps canvas component library

    Canvas component libraries allow developers to create reusable components that can be shared and imported across multiple canvas apps.

  2. When building a model-driven app, a developer wants to restrict which columns are visible based on the user's security role. What is the recommended approach?

    Answer: Configure column-level security in Dataverse

    Column-level security in Dataverse restricts access to specific columns based on security roles, enforced at the data layer.

  3. A canvas app needs to display a gallery that updates in real time as other users add records. Which approach achieves this with minimal code?

    Answer: Use a Timer control to call Refresh() on the data source periodically

    A Timer control combined with Refresh() on the data source periodically pulls updated records without requiring manual user action.

  4. Which formula would correctly navigate to a screen named 'DetailScreen' and pass a context variable named 'selectedItem'?

    Answer: Navigate(DetailScreen, ScreenTransition.Fade, {selectedItem: Gallery1.Selected})

    The Navigate function accepts a screen name, transition type, and an optional record that sets context variables on the target screen.

  5. A developer is building a Power App that needs to call a REST API that is not available as a standard connector. What should they create?

    Answer: A custom connector

    Custom connectors allow Power Apps to communicate with external REST APIs by defining authentication, actions, and triggers.

  6. In a model-driven app, which event should a developer use to run validation logic before a record is saved?

    Answer: OnSave

    The OnSave event fires before a record is committed, allowing developers to run validation and cancel the save if conditions are not met.

  7. A developer wants to display a PDF file stored in SharePoint within a canvas app. Which control should they use?

    Answer: PDF viewer control

    The PDF viewer control in canvas apps renders PDF files directly from a URL, including files stored in SharePoint document libraries.