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Tableau-------------------------Tableau, Exams of Advanced Education

University of OxfordAdvanced Education

Tableau--------------------------Tableau

Typology: Exams

2025/2026

Available from 02/24/2026

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Tableau
what is Tableau? - correct answer Tableau is a business intelligence software that
allows anyone to connect to respective data, and then visualize and create
interactive, sharable dashboards.
What is a data Source page? - correct answer A page where you can set up your
data source. The Data Source page generally consists of four main areas: left pane,
join area, preview area, and metadata area.
what is a extract is Tableau? - correct answer A saved subset of a data source that
you can use to improve performance and analyze offline.
what is a format pane in Tableau? - correct answer A pane that contains formatting
settings that control the entire worksheet, as well as individual fields in the view.
What is LOD expression in Tableau? - correct answer A syntax that supports
aggregation at dimensionalities other than the view level. With level of detail
expressions, you can attach one or more dimensions to any aggregate expression.
What is the difference between Quick Filter and Normal filter? - correct answer
Normal Filter is used to restrict the data from database based on selected dimension
or measure. But Quick Filters are used to give a chance to user for dynamically
changing data members at run time
What is Tableau Reader? - correct answer Tableau Reader is a free viewing
application that lets anyone read and interact with packaged workbooks created by
Tableau Desktop.
Can we have multiple value selection in parameter? - correct answer No
Which join is used in data blending? - correct answer There won't be any joins as
such but we will just give the column references like primary and foreign key
relation.
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Tableau

what is Tableau? - correct answer Tableau is a business intelligence software that allows anyone to connect to respective data, and then visualize and create interactive, sharable dashboards. What is a data Source page? - correct answer A page where you can set up your data source. The Data Source page generally consists of four main areas: left pane, join area, preview area, and metadata area. what is a extract is Tableau? - correct answer A saved subset of a data source that you can use to improve performance and analyze offline. what is a format pane in Tableau? - correct answer A pane that contains formatting settings that control the entire worksheet, as well as individual fields in the view. What is LOD expression in Tableau? - correct answer A syntax that supports aggregation at dimensionalities other than the view level. With level of detail expressions, you can attach one or more dimensions to any aggregate expression. What is the difference between Quick Filter and Normal filter? - correct answer Normal Filter is used to restrict the data from database based on selected dimension or measure. But Quick Filters are used to give a chance to user for dynamically changing data members at run time What is Tableau Reader? - correct answer Tableau Reader is a free viewing application that lets anyone read and interact with packaged workbooks created by Tableau Desktop. Can we have multiple value selection in parameter? - correct answer No Which join is used in data blending? - correct answer There won't be any joins as such but we will just give the column references like primary and foreign key relation.

What are the possible reasons for slow performance in Tableau? - correct answer More Extracts, filters and depends on data sources. What is the criteria to blend the data from multiple data sources.? - correct answer There should be a common dimension to blend the data source into single worksheet. What is a Dimension? - correct answer Tableau treats any field containing qualitative, categorical information as a dimension. This includes any field with text or dates values. What is a Measure? - correct answer A measure is a field that is a dependent on value of one or more dimensions. Tableau treats any field containing numeric (quantitative) information as a measure. What does the extension .twbx represent in Tableau? - correct answer It is a file which represents Tableau Packaged Workbook, in which the .twb file grouped together with the datasources. What are the types of filters in Tableau? - correct answer Custom Filters ,Context Filters, Normal Filters. What is marks card in Tableau? - correct answer A card to the left of the view where you can drag fields to control mark properties such as type, color, size, shape, label, tooltip, and detail. What are shelves in Tableau? - correct answer They are Named areas to the left and top of the view. You build views by placing fields onto the shelves. Some shelves are available only when you select certain mark types. What is a Tableau workbook? - correct answer It is a file with a .twb extension that contains one or more worksheets (and possibly also dashboards and stories). In Tableau what is a worksheet? - correct answer A sheet where you build views of your data by dragging fields onto shelves.

What is a Embedded data source? - correct answer It contains connection information and is associated with a workbook. when to use Joins versus Blending in Tableau? - correct answer If data resides in a single source,we use Joins but when your data is not in one place blending is used. How to automate reports using Tableau software? - correct answer You need to publish report to tableau server, while publishing you will find one option to schedule reports.You just need to select the time when you want to refresh data. what is Tableau Show me? - correct answer Show Me is used to apply a required view to the existing data in the worksheet. Those views can be a pie chart, scatter plot or a line chart. what is a Tableau data pane? - correct answer A pane on the left side of the workbook that displays the fields of the data sources to which Tableau is connected. What is a calculated field in Tableau? - correct answer A new field that you create by using a formula to modify the existing fields in your data source. What is crosstab chart? - correct answer It is a text table view. Use text tables to display the numbers associated with dimension members. How to check the meatadata of a table? - correct answer In the menu Data -> New connection drag the table to the data pane to view its meatdata. How to create a column Alias? - correct answer In the menu Data -> New connection open the table metadata and click on the column name to create alias. How to get current date and time? - correct answer Use the NOW() function. How to check if a data is a of type date? - correct answer BY using the ISDATE() function.

GIve an expression to add 4 months to the date 014-03-12? - correct answer DATEADD('month', 3, #2014-03-12#) = 2004-07-15 12:00:00 AM What does REPLACE function do in Tableau? - correct answer The REPLACE function searches a given string for a substring and replaces it with replacement string. which function returns the number of items in a group? - correct answer The COUNT() function. Which filter is used to get the top 10 values from a view? - correct answer TOP filter. What is a Gannt Chart? - correct answer A Gantt chart shows the progress of the value of a task or resource over a period of time. So Gantt chart a time dimension is an essential field. What is Forecasting in Tableau - correct answer Forecasting is about predicting the future value of a measure. There are many mathematical models for forecasting. Tableau uses the model known as exponential smoothing. What is a Trendline in tableau? - correct answer Trend lines are used to predict the continuation of certain trend of a variable. It also helps to identify the correlation between two variables by observing the trend in both of them simultaneously. Bin - correct answer A user-defined grouping of measures in the data source. Bookmark - correct answer A .tbm file in the Bookmarks folder in the Tableau repository that contains a single worksheet. Much like web browser bookmarks, .tbm files are a convenient way to quickly display different analyses. Calculated Field - correct answer A new field that you create by using a formula to modify the existing fields in your data source. Crosstab - correct answer A text table view. Use text tables to display the numbers associated with dimension members.

Pages Shelf - correct answer A shelf to the left of the view that you can use to split a view into a sequence of pages based on the members and values in a discrete or continuous field. Adding a field to the Pages shelf is like adding a field to the Rows shelf, except that a new page is created for each new row. Rows Shelf - correct answer A shelf at the top of the workbook that you can use to create the rows of a data table. The shelf accepts any number of dimensions and measures. When you place a dimension on the Rows shelf, Tableau creates headers for the members of that dimension. When you place a measure on the Rows shelf, Tableau creates quantitative axes for that measure. Shelves - correct answer Named areas to the left and top of the view. You build views by placing fields onto the shelves. Some shelves are available only when you select certain mark types. For example, the Shape shelf is available only when you select the Shape mark type. Workbook - correct answer A file with a .twb extension that contains one or more worksheets (and possibly also dashboards and stories). Worksheet - correct answer A sheet where you build views of your data by dragging fields onto shelves.