Databricks-DA-Assoc Creating Dashboards and Visualizations Practice Question
A data analyst is creating a Databricks SQL dashboard to display a single key performance indicator: the total number of active subscriptions for the current day. The value must be prominent and readable at a glance, with no axes or categories. Which visualization type should the analyst choose?
⚠ Common exam trap
The trap here is assuming any chart type can display a single value, when only a single-value visualization like a counter avoids axes and categories entirely.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Counter
A counter visualization is purpose-built to display one aggregated numeric value without axes, categories, or series. For a dashboard KPI such as the current day's active subscription count, it presents the figure prominently and is immediately readable. Other chart types require dimensions or series that do not exist in this single-value scenario, so they would add unnecessary complexity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Counter
Why this is correct
A counter visualization displays a single aggregated value prominently, which is exactly what is needed for a KPI such as today's active subscription count. It has no axes or category encodings, so it presents the number clearly for at-a-glance reading. This makes it the appropriate choice for a single-value dashboard widget focused on one metric without additional dimensions.
- ✗
Bar chart
Why it's wrong here
A bar chart is designed to compare values across categories, requiring at least one categorical axis and a measure. For a single KPI with no categories, a bar chart would either show a lone bar or require an artificial grouping, which adds visual noise without benefit. It does not present a single number as prominently as a dedicated single-value visualization, so it is not the best fit here.
- ✗
Line chart
Why it's wrong here
A line chart is used to show trends over a continuous dimension such as time, connecting data points across intervals. The scenario asks for a single current-day value with no time series or axes, so a line chart would misrepresent the data or require unnecessary date grouping. It is not suited for displaying one scalar KPI prominently at a glance.
- ✗
Pie chart
Why it's wrong here
A pie chart shows parts of a whole across multiple categories, using slices to represent proportions. A single total subscription count has no subcategories to divide into slices, so a pie chart would be meaningless or would show one full circle. It also does not emphasize a single numeric value as clearly as a single-value visualization, making it inappropriate for this KPI display.
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed September 2026 · checked against the official Databricks exam blueprint
This Databricks-DA-Assoc practice question is part of Courseiva's free Databricks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the Databricks-DA-Assoc exam.