DA0-002 Visualization and Reporting Practice Question
A time series dataset has several missing months of data. Which chart type will present the most honest picture of the trend?
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
✓
Line chart with gaps for missing months
Line charts with gaps explicitly show missing periods, avoiding false continuity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Area chart with interpolation
Why it's wrong here
Interpolation creates false data points.
- ✓
Line chart with gaps for missing months
Why this is correct
Gaps indicate unknown values without interpolation.
- ✗
Bar chart with zero values for missing months
Why it's wrong here
Zero values imply no sales, which may mislead.
- ✗
Scatter plot with connected lines
Why it's wrong here
Connecting scattered points also interpolates.
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Written by Johnson Ajibi, MSc IT Security
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This DA0-002 practice question is part of Courseiva's free CompTIA 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 DA0-002 exam.