DAC Data Visualization & Reporting 4

Question 1

Which metric type is best visualized with a gauge or bullet chart?

Accepted Answer

Progress toward a target or goal

Answer

Gauge and bullet charts show a value relative to a target or threshold.

Question 2

Why might a pie chart with many slices be considered poor practice?

Accepted Answer

Human eyes struggle to compare angle sizes accurately

Answer

People compare angles poorly, so pie charts with many slices become hard to interpret.

Question 3

What is the benefit of scheduling automated report delivery?

Accepted Answer

Stakeholders receive timely updates without manual effort

Answer

Automated scheduling ensures stakeholders get consistent, timely reports without manual work.

Question 4

When designing for mobile dashboards, which approach is recommended?

Accepted Answer

Prioritize key metrics and use a responsive vertical layout

Answer

Mobile dashboards should prioritize key metrics in a responsive, scrollable vertical layout.

Question 5

A box plot is primarily used to visualize what?

Accepted Answer

The distribution and spread of a dataset including outliers

Answer

A box plot displays the distribution, quartiles, median, and outliers of a dataset.

Data Analytics Certifications (DAC) Practice Test