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DA0-002 · topic practice

Security practice questions

Practise CompTIA Data+ (DA0-002) Security practice questions — original exam-style scenarios with answer choices, explanations, and analysis of common mistakes.

Courseiva uses original exam-style practice questions designed for learning and revision. The goal is to understand the concepts, recognise exam patterns, and improve through explanations — not memorise copied exam dumps.

Reviewed byJohnson Ajibi· MSc IT Security
6 questionsDomain: Security

What the exam tests

What to know about Security

Security 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.

Watch out for

Common Security exam traps

  • Answering from memory before reading the full scenario.
  • Missing a constraint such as cost, availability, security, scope or command context.
  • Choosing a broad answer when the question asks for the most specific fix.
  • Ignoring why the wrong options are tempting.

Practice set

Security questions

6 questions · select your answer, then reveal the explanation

Question 1hardmultiple choice
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A data analyst is creating a self-service reporting environment. Which data governance practice ensures users see only data relevant to their department?

Question 2hardmulti select
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Which THREE are challenges in acquiring data from external sources? (Select three.)

Question 3hardmulti select
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A data analyst is preparing a report on regional sales performance. The report will be viewed by regional managers who should only see their own region's data. Which TWO data governance measures are most relevant?

Question 4mediummultiple choice
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A data analyst reports being unable to run the query shown in the exhibit. The data governance team reviews the access control policy. Which of the following is the most likely explanation for the denied access?

Exhibit

Refer to the exhibit.

```
2024-11-20 10:23:45 [ACCESS_DENIED] user: analyst_john, query: SELECT email FROM customers WHERE id=123, reason: insufficient permissions on column 'email'
```
Question 5mediummulti select
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A data analyst is evaluating data quality issues during acquisition. Which TWO issues are most likely to arise from merging data from different sources? (Select exactly 2)

Question 6hardmultiple choice
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A healthcare organization is subject to strict data privacy regulations requiring the classification of all data assets. The data governance team has identified three data sensitivity levels: Public, Internal, and Restricted. They have a new data pipeline importing patient health records from multiple clinics. The records include patient names, diagnoses, treatment codes, and insurance information. The team must ensure that the classification is applied correctly and that restricted data (e.g., diagnoses) is not exposed to unauthorized personnel. However, the pipeline uses automated tagging based on metadata rules, and some fields are misclassified. What is the most effective immediate action to improve classification accuracy?

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Focused Security sessions

Start a Security only practice session

Every question in these sessions is drawn from the Security domain — nothing else.

Related practice questions

Related DA0-002 topic practice pages

Move into related areas when this topic feels solid.

Frequently asked questions

What does the DA0-002 exam test about Security?
Security questions test whether you can apply the concept in context, not just recognise a definition.
How should I use these practice questions?
Select your answer before revealing the explanation. Then read why each option is right or wrong — this active recall approach builds retention far faster than re-reading notes.
Can I practise just Security questions in a focused session?
Yes — the session launcher on this page draws every question from the Security domain. Use a 10-question session first to gauge your baseline, then move to 20 or 30 once the weak spots are clear.
Where can I practise other DA0-002 topics?
Use the topic links above to move to related areas, or go back to the DA0-002 question bank to see all topics.
Are these real exam questions or dumps?
These are original practice questions written to test the same concepts the DA0-002 exam covers. They are not copied from any real exam or dump site.