PowerApps Developer – Interview Questions (Crash Course)
7. When should you use Model-driven apps instead of Canvas apps as a consultant?
Model-driven apps can be a simpler alternative to create when the data can be managed with Dataverse defined tables.
Q12. What is the concept of delegation in PowerApps?
A: Delegation is a principle that suggests that most of the processing of data should be delegated to the data source rather than processing it locally on the app.
32. What Can’t PowerApps Do? What Sets It Apart From Others?
PowerApps are designed to be utilised within a company. It improves scalability, robustness, and performance while also making business app development easier. PowerApps, in conjunction with Microsoft Flow and Power BI, has been demonstrated to be the greatest solution for small businesses since it scales as your company grows. Because PowerApps cannot be shared with everyone, they cannot be utilised publicly. It also has no-code functionality, which means that no further JavaScript or HTML can be added. This feature improves development speed overall, but it also limits developers to using only inbuilt templates and connectors.
Power Apps Interview Questions for Experienced
When a record of a data source is modified, errors can occur. Network failures, insufficient permissions, and edit conflicts are all possibilities.
The Patch and other data functions do not return errors directly. They instead return the outcome of their operation. You can use the Errors function to get the details of any errors that occur after a data function has been completed. The [IsEmpty] function in the formula IsEmpty( Errors (…) ) can be used to check for errors. Using the Validate and DataSourceInfo functions, you can prevent some mistakes from occurring. For additional information on how to work with and avoid errors, see Working with Data Sources.
The Errors function returns a table of errors with the columns listed below:
Errors( DataSource [, Record ] ) 9. What are the different kinds of apps that PowerApps can create?
Canvas apps, common data services, model-driven apps, and portals are all possible with PowerApps, a productivity development platform.
33. What are the differences between Power Apps workflows and Power Apps pages?
Ans: All users can see the page. A workflow is solely visible to the user who developed it unless it has been shared with others. A Power App page can be viewed inside the Power Apps, however, a Power App workflow action cannot be viewed inside the Power Apps.
