4. You applied a drop shadow effect but it is not visible on your dashboard element. Which of the following is the most likely cause?
medium
A. The offset values are negative
B. The element has no fill color
C. The shadow color opacity is set to 0%
D. The blur value is set to 0
Solution
Step 1: Check shadow color opacity
If the shadow color opacity is 0%, the shadow is fully transparent and invisible.
Step 2: Evaluate other options
No fill color or blur=0 still show shadows; negative offset just moves shadow position but does not hide it.
Final Answer:
The shadow color opacity is set to 0% -> Option C
Quick Check:
Opacity 0% = invisible shadow [OK]
Hint: Check shadow opacity first if shadow is invisible [OK]
Common Mistakes:
Assuming no fill hides shadow
Thinking zero blur removes shadow
Confusing negative offset with no shadow
5. You want to highlight a key KPI card on your dashboard using a drop shadow. Which combination of settings will create a subtle but effective shadow without cluttering the design?
hard
A. Offset X=-5, Y=-5; Blur=15; Shadow color black with 100% opacity
B. Offset X=10, Y=10; Blur=20; Shadow color black with 80% opacity
C. Offset X=0, Y=0; Blur=0; Shadow color white with 50% opacity
D. Offset X=2, Y=2; Blur=5; Shadow color black with 20% opacity
Solution
Step 1: Understand subtle shadow characteristics
Subtle shadows have small offsets, moderate blur, and low opacity to avoid clutter.
Step 2: Evaluate each option
Offset X=2, Y=2; Blur=5; Shadow color black with 20% opacity has small offset (2,2), moderate blur (5), and low opacity (20%) making it subtle and effective. Others are too strong, invisible, or harsh.
Final Answer:
Offset X=2, Y=2; Blur=5; Shadow color black with 20% opacity -> Option D
Quick Check:
Small offset + low opacity = subtle shadow [OK]
Hint: Use small offset and low opacity for subtle shadows [OK]
Common Mistakes:
Using large offsets and high opacity causing clutter
Setting zero blur making shadow harsh
Using white shadow which is invisible on light backgrounds