Data Visualization and Analytics Flashcards
7 cards from real Tableau practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Data Visualization and Analytics flashcards as text
Which Tableau chart type is best suited for showing the part-to-whole relationship of a single dimension across a small number of categories?
Answer: Pie chart
Pie charts show part-to-whole proportions and work best with only a few categories.
In Tableau, what does a dual-axis chart allow you to do?
Answer: Overlay two measures on the same axis space
A dual-axis chart plots two measures against two synchronized or independent axes in the same view.
Which feature ensures two axes in a dual-axis chart share the same scale?
Answer: Synchronize Axis
Right-clicking the secondary axis and choosing Synchronize Axis aligns both scales.
What is the primary purpose of a heat map in Tableau?
Answer: Show intensity of values using color across a matrix
Heat maps use color intensity to reveal density or magnitude across two dimensions.
Which mark type would you choose to create a highlight table in Tableau?
Answer: Square
A highlight table uses the Square mark with color encoding on text values.
When building a bar chart, which shelf typically holds the categorical dimension to create separate bars?
Answer: Columns or Rows shelf
Dimensions placed on Columns or Rows define the discrete categories shown as bars.
What does placing a continuous date field on the Columns shelf usually produce?
Answer: A line/time-series trend
Continuous dates on Columns generate a continuous axis ideal for time-series lines.