Tableau Desktop Specialist Certification
Exam Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
Question 1
Which file extension is used for a Tableau Workbook?
A. .twbx
B. .tds
C. .csv
D. .xlsx
Correct Answer: A. .twbx
Rationale: Tableau Packaged Workbooks (.twbx) contain the workbook along
with all supporting local files such as extracts and images. This makes it portable
and shareable without breaking data connections. .tds files are data source
definitions only, while .csv and .xlsx are raw data formats not specific to Tableau
workbooks.
Question 2
What is the primary purpose of Tableau?
A. Database management
B. Data visualization and analytics
C. Programming software
D. Operating system design
,Correct Answer: B. Data visualization and analytics
Rationale: Tableau is designed specifically for transforming raw data into
interactive and understandable visual dashboards. It is not a database system or
programming language but a BI tool focused on visualization and insight
generation.
Question 3
Which of the following is a dimension in Tableau?
A. Profit
B. Sales
C. Region
D. Discount
Correct Answer: C. Region
Rationale: Dimensions are qualitative fields used for categorization such as
Region, Category, or Customer Name. Measures like Profit, Sales, and Discount
are quantitative numerical values used for aggregation and calculation.
Question 4
What does a Tableau extract file use?
A. .csv
B. .hyper
C. .xml
D. .json
Correct Answer: B. .hyper
Rationale: Tableau uses the .hyper format for extracts, which is optimized for
fast data querying and performance. It replaces older .tde formats and supports
large-scale analytics efficiently.
,Question 5
Which chart type is best for showing trends over time?
A. Pie chart
B. Line chart
C. Scatter plot
D. Heat map
Correct Answer: B. Line chart
Rationale: Line charts are ideal for time series data because they clearly show
progression and trends over continuous intervals such as days, months, or years.
Question 6
What is a Tableau worksheet?
A. A database table
B. A single dashboard view
C. A single sheet for creating visualizations
D. A data connection file
Correct Answer: C. A single sheet for creating visualizations
Rationale: A worksheet is where individual visualizations are built in Tableau
using fields dragged from the data pane into rows and columns.
Question 7
Which of the following is a continuous field?
A. Category
B. Region
, C. Sales
D. Country
Correct Answer: C. Sales
Rationale: Continuous fields represent measurable numerical values that can
take any value within a range, such as Sales or Profit.
Question 8
What does the Marks card control?
A. Data storage
B. Visual appearance of charts
C. Database connections
D. File exports
Correct Answer: B. Visual appearance of charts
Rationale: The Marks card controls color, size, shape, labels, and tooltips,
defining how data is visually represented in a view.
Question 9
Which Tableau feature allows combining multiple data sources?
A. Joins
B. Blending
C. Filters
D. Groups
Correct Answer: B. Blending
Rationale: Data blending allows combining data from multiple sources at an
aggregated level when relationships or joins are not directly possible.
Exam Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
Question 1
Which file extension is used for a Tableau Workbook?
A. .twbx
B. .tds
C. .csv
D. .xlsx
Correct Answer: A. .twbx
Rationale: Tableau Packaged Workbooks (.twbx) contain the workbook along
with all supporting local files such as extracts and images. This makes it portable
and shareable without breaking data connections. .tds files are data source
definitions only, while .csv and .xlsx are raw data formats not specific to Tableau
workbooks.
Question 2
What is the primary purpose of Tableau?
A. Database management
B. Data visualization and analytics
C. Programming software
D. Operating system design
,Correct Answer: B. Data visualization and analytics
Rationale: Tableau is designed specifically for transforming raw data into
interactive and understandable visual dashboards. It is not a database system or
programming language but a BI tool focused on visualization and insight
generation.
Question 3
Which of the following is a dimension in Tableau?
A. Profit
B. Sales
C. Region
D. Discount
Correct Answer: C. Region
Rationale: Dimensions are qualitative fields used for categorization such as
Region, Category, or Customer Name. Measures like Profit, Sales, and Discount
are quantitative numerical values used for aggregation and calculation.
Question 4
What does a Tableau extract file use?
A. .csv
B. .hyper
C. .xml
D. .json
Correct Answer: B. .hyper
Rationale: Tableau uses the .hyper format for extracts, which is optimized for
fast data querying and performance. It replaces older .tde formats and supports
large-scale analytics efficiently.
,Question 5
Which chart type is best for showing trends over time?
A. Pie chart
B. Line chart
C. Scatter plot
D. Heat map
Correct Answer: B. Line chart
Rationale: Line charts are ideal for time series data because they clearly show
progression and trends over continuous intervals such as days, months, or years.
Question 6
What is a Tableau worksheet?
A. A database table
B. A single dashboard view
C. A single sheet for creating visualizations
D. A data connection file
Correct Answer: C. A single sheet for creating visualizations
Rationale: A worksheet is where individual visualizations are built in Tableau
using fields dragged from the data pane into rows and columns.
Question 7
Which of the following is a continuous field?
A. Category
B. Region
, C. Sales
D. Country
Correct Answer: C. Sales
Rationale: Continuous fields represent measurable numerical values that can
take any value within a range, such as Sales or Profit.
Question 8
What does the Marks card control?
A. Data storage
B. Visual appearance of charts
C. Database connections
D. File exports
Correct Answer: B. Visual appearance of charts
Rationale: The Marks card controls color, size, shape, labels, and tooltips,
defining how data is visually represented in a view.
Question 9
Which Tableau feature allows combining multiple data sources?
A. Joins
B. Blending
C. Filters
D. Groups
Correct Answer: B. Blending
Rationale: Data blending allows combining data from multiple sources at an
aggregated level when relationships or joins are not directly possible.
