Module 2 challenge :Share Data Through the Art of Visualization (Google Data Analytics Professional Certificate) Answers 2025

Question 1

While designing in Tableau Public, which icon shows if a visualization is private or visible?

✅ Eye
❌ Source
❌ Private
❌ Lock

Explanation:
The Eye icon 👁️ in Tableau Public indicates visibility.

• Open eye → visible to others.

• Closed eye → hidden/private.

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Question 2

A Tableau heatmap with filters for time, source, and pages — what type of visualization is it?

✅ Interactive
❌ Static
❌ Public
❌ Infographic

Explanation:
An interactive visualization lets users filter, drill down, and explore — common in Tableau dashboards and heatmaps.

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Question 3

Fill in the blank: Diverging palettes display two hues with color _____ representing magnitude.

✅ intensity
❌ overlays
❌ borders
❌ markers

Explanation:
Color intensity (lightness/darkness or saturation) shows how strong a value is in diverging palettes — useful for positive vs. negative data.

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Question 4

What does it mean for colors in a pie chart to have contrast?

✅ The color scheme uses a range of different colors.
❌ Monotone
❌ Aesthetically pleasing
❌ Uniform

Explanation:
Contrast means colors differ enough to be clearly distinguishable — especially important for accessibility (e.g., color-blind users).

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Question 5

Tool used in Tableau to select a freeform region like southeastern U.S.?

✅ Lasso
❌ Radial
❌ Rectangular
❌ Pan

Explanation:
The Lasso tool allows irregular, freeform selections — perfect for highlighting geographic regions that aren’t rectangular.

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Question 6

You drag a field to show only one bird species — which Tableau menu are you using?

✅ Filters
❌ Attributes
❌ Dimensions
❌ Formats

Explanation:
Dragging a field to the Filters shelf lets you isolate specific values (like one species) — narrowing data to what’s relevant.

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Question 7

Tool used to move around (shift view) on a Tableau map:

✅ Pan
❌ Rectangular
❌ Radial
❌ Lasso

Explanation:
The Pan tool lets you drag the map horizontally or vertically to navigate different regions without changing zoom.

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Question 8

Key design principles for visualizations:

✅ Choosing the right visual involves considering audience.
✅ Use color consciously and meaningfully.
✅ Optimize elements (e.g., fewer lines = clarity).
❌ Orientation ≠ color meaning

Explanation:
Good visualization design focuses on:

• Audience understanding

• Thoughtful use of color

• Simplifying visuals to emphasize clarity

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Question 9

Which data type fits a line chart best?

✅ Continuous data over time
❌ Categorical
❌ Proportional
❌ Data without order

Explanation:
Line charts are used for trends over time — showing how a continuous variable (like temperature or sales) changes.

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Question 10

Which data type suits a histogram best?

✅ Continuous data over time
❌ Comparing two variables
❌ Data points without order
❌ Proportional data

Explanation:
A histogram shows how continuous data is distributed into ranges or bins, such as ages, income levels, or speeds.

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🧾 Summary Table

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