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Graded Quiz: Creating Dashboards using Spreadsheets :Data Visualization and Dashboards with Excel and Cognos (IBM Data Analyst Professional Certificate) Answers 2025

1. Question 1

Which statement best describes the main purpose of a digital dashboard?

  • ❌ To display all your charts in one location.

  • ❌ To provide a static data-findings report.

  • To display the most important or relevant information in a single place.

  • ❌ To analyse different types of data.

Explanation:
A dashboard highlights the most important insights at a glance, not everything or static reports.


2. Question 2

According to the video, what did subject matter experts advise when building dashboards?

  • ❌ Bright colors highlight key points.

  • Displaying too much information means your key points can get lost.

  • ❌ Use many visualizations to define key points.

  • ❌ Use numbers as much as possible.

Explanation:
Experts warn that overloading dashboards hides insights—simplicity is key.


3. Question 3

Which Excel feature lets you precisely control what data appears in a chart?

  • ❌ Sorting

  • Filters

  • ❌ Pivot Tables

  • ❌ Sparklines

Explanation:
Filters allow you to choose exactly which data appears in a visualization.


4. Question 4

Which tasks should be performed before creating a dashboard? (Select all that apply)

  • Format the data as a table first

  • Remove blank data rows

  • ❌ Format the data as a CSV file first

  • ❌ Create visualizations

Explanation:
Before dashboard creation, ensure clean data: remove blanks and convert to an Excel Table for structure.


🧾 Summary Table

Q# Correct Answer Key Concept
1 Display important info in one place Dashboard purpose
2 Too much information hides key points Dashboard design principle
3 Filters Control chart data
4 Format as table; remove blank rows Prep before dashboard