SALESFORCE-PD1 User Interface Practice Question
A developer is configuring a Lightning Web Component metadata file to allow the component to be placed on a FlexPage. Which tag defines the configuration regions or design properties?
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
✓
A separate component-name.design file in the bundle.
The <masterLabel> and <targets> are used, but design properties are defined in a separate design file (.design). Wait, configuration regions for App Builder properties are defined in the .design file for Aura, but in LWC design properties are also in a .design file. Let's frame the question around design files.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Inside the component-name.html template using special attribute tags.
Why it's wrong here
Incorrect because HTML templates do not define builder attributes.
- ✗
Using global variables in the component's JavaScript controller file.
Why it's wrong here
Incorrect because JavaScript files do not define App Builder design properties.
- ✓
A separate component-name.design file in the bundle.
Why this is correct
Correct because design files define attributes exposed in the Lightning App Builder.
- ✗
Inside the component-name.js-meta.xml file under the <design> tag.
Why it's wrong here
Incorrect because design attributes for App Builder are placed in a separate .design file.
About these practice questions
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Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Salesforce exam blueprint
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