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?
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❌ To display all your charts in one location.
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❌ To provide a static data-findings report.
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✅ To display the most important or relevant information in a single place.
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❌ 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?
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❌ Bright colors highlight key points.
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✅ Displaying too much information means your key points can get lost.
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❌ Use many visualizations to define key points.
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❌ 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?
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❌ Sorting
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✅ Filters
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❌ Pivot Tables
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❌ 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)
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✅ Format the data as a table first
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✅ Remove blank data rows
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❌ Format the data as a CSV file first
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❌ 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 |