PL-900 Demonstrate the capabilities of Power Apps Practice Question
Exhibit
Refer to the exhibit. The following is a Power Apps formula for a label's Text property: Text = "Welcome, " & User().FullName & "!"
A canvas app displays a label with the formula shown. Users report that the label shows 'Welcome, !' without a name. What is the most likely cause?
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
✓
The user is not authenticated with Power Apps
The User() function returns the current user's details. If the user is not signed in or the app doesn't have permission, FullName may be blank. The formula syntax is correct, and concatenation works.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The FullName property is spelled incorrectly
Why it's wrong here
FullName is a valid property.
- ✓
The user is not authenticated with Power Apps
Why this is correct
Correct: User() returns blank if not authenticated.
- ✗
The ampersand (&) operator is incorrect
Why it's wrong here
& is correct for concatenation.
- ✗
The User() function is not available in canvas apps
Why it's wrong here
User() is available in canvas apps.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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