SNOW-CAD Designing interfaces and user experiences Practice Question
A developer needs to create a field on the Incident form that shows a red background when the priority is 'Critical'. Which feature should be used?
⚠ Common exam trap
A common mix-up: candidates confuse UI Policies with Client Scripts, assuming that any client-side visual change requires JavaScript, but UI Policies provide a declarative, no-code alternative that is both simpler and more maintainable for conditional styling.
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
✓
UI Policy
UI Policy is the correct choice because it allows you to set a field's background color conditionally on the client side without a round trip to the server. In this case, you can create a UI Policy that triggers when the Priority field equals 'Critical' and use the 'Style' property to apply a red background to the Incident form field. This approach is efficient and directly meets the requirement for a visual indicator based on a field value.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
UI Policy
Why this is correct
UI Policies can change field attributes like style based on conditions.
- ✗
Business Rule
Why it's wrong here
Business Rules run server-side and cannot directly change client-side styling.
- ✗
Access Control (ACL)
Why it's wrong here
ACLs control access, not styling.
- ✗
Client Script
Why it's wrong here
Client scripts can change styling but UI Policy is a better practice for field-level conditions.
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