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Scenario-based practice

Select Two (Multi-Select) Questions

Practise CompTIA Data+ (DA0-002) practice questions — original exam-style scenarios covering every exam domain, with detailed explanations, wrong-answer analysis, and common exam traps.

20
scenario questions
DA0-002
exam code
CompTIA
vendor

Scenario guide

How to approach select two (multi-select) questions

Multi-select questions tell you to 'Choose TWO' or 'Choose THREE'. Getting partial credit is not a thing — you must select all correct answers with no incorrect ones. The stem always states how many to choose, so trust it. These questions require precision, not best-guess elimination.

Quick answer

Select Two (Multi-Select) Questions questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

Related practice questions

Related DA0-002 topic practice pages

Scenario questions usually connect to one or more exam topics. Use these links to review the underlying concepts behind the scenario.

Practice set

Practice scenarios

Question 1easymulti select
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Which TWO of the following are true about correlation and causation? (Select TWO).

Question 2mediummulti select
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A business analyst is asked to distinguish between KPIs and metrics for a new dashboard. According to CompTIA Data+, which TWO statements correctly differentiate KPIs from metrics? (Choose two.)

Question 3mediummulti select
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A data analyst is performing data profiling on a customer table. Which TWO of the following are key metrics to assess data quality? (Select TWO.)

Question 4easymulti select
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An organization is implementing a data lake to store raw data from various sources. Which THREE characteristics are typically associated with a data lake compared to a data warehouse?

Question 5mediummulti select
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A company needs to store data that is highly interconnected, such as social network relationships. Which two database types are best suited for this? (Select TWO.)

Question 6hardmulti select
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Which THREE are best practices for acquiring data via web scraping? (Select exactly 3)

Question 7mediummulti select
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Which TWO of the following are commonly used techniques for handling missing data in a dataset? (Select TWO).

Question 8easymulti select
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Which TWO of the following are examples of supervised learning algorithms?

Question 9hardmulti select
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Which THREE of the following are assumptions of linear regression? (Select THREE).

Question 10mediummulti select
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A data analyst frequently receives ad hoc requests for the same type of analysis. Which TWO approaches could reduce the number of ad hoc requests?

Question 11easymulti select
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Which TWO are common pitfalls when communicating data insights?

Question 12mediummulti select
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A data governance team is defining roles and responsibilities for data management. Which TWO of the following are common data governance roles? (Select TWO).

Question 13mediummulti select
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Which TWO chart types are best suited for visualizing the distribution of a single continuous variable? (Select two.)

Question 14mediummulti select
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A data analyst is preparing a dataset for analysis and needs to handle outliers. Which TWO of the following are common methods for treating outliers?

Question 15hardmulti select
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A company runs an A/B test to compare a new website layout (treatment) against the current layout (control). The conversion rate for the control is 5% and for the treatment is 5.5%. The p-value is 0.06 at α=0.05. Which THREE of the following conclusions are valid?

Question 16hardmulti select
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An e-commerce company wants to analyze sales performance across product categories. The dataset includes transaction amounts and a column 'category' with values (Electronics, Clothing, Home). The analyst decides to use stratified sampling to ensure proportional representation. Which THREE steps are required to implement this? (Select THREE).

Question 17mediummulti select
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A data analyst is cleaning text data in a SQL database. Which THREE string functions are commonly used to standardize and clean text? (Choose three.)

Question 18easymulti select
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A data analyst is using pandas to clean a DataFrame that contains missing values in the 'age' and 'income' columns. Which THREE pandas methods are appropriate for handling missing data? (Select THREE).

Question 19mediummulti select
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An analyst is presenting findings to stakeholders. Which TWO techniques effectively communicate uncertainty in data? (Choose TWO.)

Question 20mediummulti select
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Which TWO of the following chart types are appropriate for showing the distribution of a continuous variable? (Choose 2.)

These DA0-002 practice questions are part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style DA0-002 questions with detailed explanations, topic-based practice, mock exams, readiness tracking, and study analytics.