TABLEAU CERTIFICATION TEST BANK PREP
2026 ACCURATE QUESTIONS VERIFIED
◍ what is stored in the .tds file Answer: data connection information
renamed dimensions and measures
folders created to organize dimensions and measures
◍ when your data is stored in tables from different databases, what
method allows you to combine the data into a single viz? Answer: a
data blend or a cross-database join
◍ what is useful when you want to join data but the database you're
using doesn't allow joins? Answer: a blend
◍ what is useful when combining two tables that have the same fields
(columns) but different rows of data? Answer: a union
◍ on the data source page, we add a cross-database join by: Answer:
clicking "Add" next to the word connections
◍ what requires a primary data source and at least one secondary data
source Answer: a blend
◍ data blending Answer: the order in which the fields are used
determines which source is primary and secondary
, data blending behaves similarly to a left join which may result in
missing data
data from secondary sources must always be aggregated calculations
◍ you can ______ for members in a dimension so that their labels
appear differently in the view Answer: create aliases
◍ shapes Answer: available for dimensions but not measures
◍ if your scatter plot only has one mark, you can break this down into
multiple marks by: Answer: dragging a dimension to color
◍ if you use two measures in a line chart, Desktop may turn those
into two separate line charts. to merge those into one line chart with
one measure on the left Y-axis and the other measure on the right Y-
axis: Answer: right click the pill of the second measure and select
Dual Axis
◍ a single chart that shows multiple measures using multiple mark
types is a Answer: combination chart
◍ to turn a bar chart into a stacked bar chart Answer: drag a
dimension to color
◍ how do you create a highlight table Answer: by placing one or
more dimensions on the columns shelf and one or more dimensions
2026 ACCURATE QUESTIONS VERIFIED
◍ what is stored in the .tds file Answer: data connection information
renamed dimensions and measures
folders created to organize dimensions and measures
◍ when your data is stored in tables from different databases, what
method allows you to combine the data into a single viz? Answer: a
data blend or a cross-database join
◍ what is useful when you want to join data but the database you're
using doesn't allow joins? Answer: a blend
◍ what is useful when combining two tables that have the same fields
(columns) but different rows of data? Answer: a union
◍ on the data source page, we add a cross-database join by: Answer:
clicking "Add" next to the word connections
◍ what requires a primary data source and at least one secondary data
source Answer: a blend
◍ data blending Answer: the order in which the fields are used
determines which source is primary and secondary
, data blending behaves similarly to a left join which may result in
missing data
data from secondary sources must always be aggregated calculations
◍ you can ______ for members in a dimension so that their labels
appear differently in the view Answer: create aliases
◍ shapes Answer: available for dimensions but not measures
◍ if your scatter plot only has one mark, you can break this down into
multiple marks by: Answer: dragging a dimension to color
◍ if you use two measures in a line chart, Desktop may turn those
into two separate line charts. to merge those into one line chart with
one measure on the left Y-axis and the other measure on the right Y-
axis: Answer: right click the pill of the second measure and select
Dual Axis
◍ a single chart that shows multiple measures using multiple mark
types is a Answer: combination chart
◍ to turn a bar chart into a stacked bar chart Answer: drag a
dimension to color
◍ how do you create a highlight table Answer: by placing one or
more dimensions on the columns shelf and one or more dimensions
