Creating a dashboard in Tableau - Quick Revision & Summary

Recall & Review

beginner

What is a dashboard in Tableau?

A dashboard in Tableau is a collection of several views, such as charts and tables, combined on a single screen to provide an overview of data for easy analysis.

beginner

How do you add a worksheet to a Tableau dashboard?

You drag the worksheet from the Sheets pane onto the dashboard workspace to add it.

intermediate

What is the purpose of dashboard actions in Tableau?

Dashboard actions let users interact with the dashboard by filtering, highlighting, or navigating between views when they click or hover over elements.

intermediate

Why is it important to use containers in Tableau dashboards?

Containers help organize dashboard elements neatly and keep the layout responsive when resizing the dashboard or viewing on different devices.

beginner

Name two best practices when designing a Tableau dashboard.

1. Keep it simple and focused on key insights.
2. Use consistent colors and fonts for clarity.
3. Make sure it is easy to navigate and understand.

What is the first step to create a dashboard in Tableau?

A Export data to Excel

B Write SQL queries

C Create calculated fields

D Drag worksheets onto the dashboard workspace

You start by dragging worksheets onto the dashboard workspace to build your dashboard.

Which Tableau feature allows users to filter data by clicking on a chart in a dashboard?

A Dashboard actions

B Data blending

C Calculated fields

D Data source filters

Dashboard actions enable interactive filtering when users click or hover over dashboard elements.

What is the benefit of using containers in a Tableau dashboard?

A They speed up data refresh

B They organize layout and keep it responsive

C They create new data sources

D They export dashboards to PDF

Containers help keep dashboard elements organized and responsive to screen size changes.

Which of these is NOT a good dashboard design practice?

A Making navigation easy

B Keeping the dashboard simple

C Using too many colors and fonts

D Focusing on key insights

Using too many colors and fonts can confuse users and reduce clarity.

How can you preview how a dashboard looks on different devices in Tableau?

A Use the Device Preview feature

B Export to Excel

C Create a calculated field

D Use data blending

The Device Preview feature shows how dashboards appear on phones, tablets, and desktops.

Explain the steps to create a basic dashboard in Tableau.

Think about how you combine charts and tables on one screen.

Describe why dashboard actions are useful and give an example.

Imagine clicking on one chart changes what you see in others.

Practice

1. What is the main purpose of creating a dashboard in Tableau?

easy

A. To write complex SQL queries

B. To export data to Excel

C. To create raw data tables

D. To combine multiple charts for easy data viewing

Solution

1. Step 1: Understand dashboard purpose

   A dashboard is designed to show multiple visualizations together for quick insights.

2. Step 2: Compare options to purpose

   Only combining charts for easy viewing matches the dashboard's goal.

3. Final Answer:

   To combine multiple charts for easy data viewing -> Option D

4. Quick Check:

   Dashboard = Combine charts [OK]

Hint: Dashboards show many charts together for quick insight [OK]

Common Mistakes:

• Confusing dashboards with data export
• Thinking dashboards are for raw data only
• Mixing dashboards with query writing

2. Which of the following is the correct way to add a sheet to a Tableau dashboard?

easy

A. Drag the sheet from the Sheets pane onto the dashboard area

B. Right-click the sheet and select 'Export to Dashboard'

C. Double-click the sheet to automatically add it to the dashboard

D. Use the Data menu to import the sheet into the dashboard

Solution

1. Step 1: Identify how to add sheets

   In Tableau, sheets are added by dragging them onto the dashboard workspace.

2. Step 2: Evaluate options

   Only dragging from the Sheets pane is the correct method; others are incorrect or do not exist.

3. Final Answer:

   Drag the sheet from the Sheets pane onto the dashboard area -> Option A

4. Quick Check:

   Drag sheet to dashboard [OK]

Hint: Drag sheets from pane to dashboard to add [OK]

Common Mistakes:

• Trying to export sheets instead of dragging
• Double-clicking sheets expecting auto-add
• Using Data menu incorrectly

3. Consider a dashboard with three sheets: Sales, Profit, and Region Map. If you add a filter on Region in the dashboard, what happens when you select a region in the filter?

medium

A. Only the Sales sheet updates to show data for the selected region

B. All sheets update to show data for the selected region

C. The filter does not affect any sheet unless applied individually

D. Only the Region Map updates, others stay the same

Solution

1. Step 1: Understand dashboard filters

   Dashboard filters can be set to apply to all relevant sheets, syncing their data views.

2. Step 2: Apply filter effect

   Selecting a region filter updates all sheets connected to that filter to show data for that region.

3. Final Answer:

   All sheets update to show data for the selected region -> Option B

4. Quick Check:

   Dashboard filter affects all sheets [OK]

Hint: Dashboard filters update all connected sheets [OK]

Common Mistakes:

• Thinking filters affect only one sheet by default
• Assuming filters need manual application per sheet
• Believing filters do not update visualizations

4. You created a dashboard but the filter you added does not update any sheets. What is the most likely reason?

medium

A. The filter is not set to apply to all relevant sheets

B. The dashboard has too many sheets

C. The data source is disconnected

D. The sheets are not visible on the dashboard

Solution

1. Step 1: Check filter application settings

   Filters must be configured to apply to all or specific sheets to update them.

2. Step 2: Identify why sheets don't update

   If the filter is not set to apply to sheets, they won't respond to filter changes.

3. Final Answer:

   The filter is not set to apply to all relevant sheets -> Option A

4. Quick Check:

   Filter scope controls sheet updates [OK]

Hint: Set filter to apply to all sheets to update [OK]

Common Mistakes:

• Blaming number of sheets for filter failure
• Ignoring filter application scope
• Assuming disconnected data source without checking

5. You want to create a dashboard that shows sales trends and allows users to filter by year and product category. Which steps should you follow to build this interactive dashboard?

hard

A. Create sheets for sales trends, add filters on sheets but do not add filters to dashboard

B. Create one sheet with all data, add it to dashboard, then add filters only for year

C. Create sheets for sales trends, add them to dashboard, then add filters for year and category applying to all sheets

D. Create sheets, add to dashboard, export data, then add filters in Excel

Solution

1. Step 1: Build individual sheets for sales trends

   Create separate sheets showing sales trends by year and category for clarity.

2. Step 2: Add sheets to dashboard and add filters

   Drag sheets onto dashboard, then add filters for year and product category, setting them to apply to all sheets for interactivity.

3. Final Answer:

   Create sheets for sales trends, add them to dashboard, then add filters for year and category applying to all sheets -> Option C

4. Quick Check:

   Sheets + dashboard + filters for all sheets = interactive dashboard [OK]

Hint: Add filters on dashboard applying to all sheets for interactivity [OK]

Common Mistakes:

• Adding filters only on sheets, not dashboard
• Using one sheet for all data losing clarity
• Exporting data instead of using dashboard filters