PL-900 Demonstrate the capabilities of Power Apps Practice Question
A user reports that a canvas app is loading slowly on mobile devices. The app uses multiple galleries with large data sources. What is the most effective optimization to improve performance?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Use delegable queries to filter data server-side
Delegable queries reduce the data loaded into the app. Option A is wrong as it increases load. Option B is wrong as it adds overhead. Option D is wrong as it moves data, not optimize.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Increase the number of columns in the data source
Why it's wrong here
More columns increase data transfer.
- ✗
Migrate from SharePoint to Excel Online
Why it's wrong here
Excel Online does not support delegation.
- ✓
Use delegable queries to filter data server-side
Why this is correct
Delegation reduces data loaded into the app.
- ✗
Add multiple nested galleries
Why it's wrong here
Nested galleries increase rendering time.
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Written by Johnson Ajibi, MSc IT Security
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