A compliance officer needs to automatically encrypt any outgoing email that contains a customer's credit card number. The solution should work without requiring the sender to take any manual action. Which Microsoft Purview feature should be configured?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
Best answer
Data Loss Prevention (DLP) policy
Correct. DLP policies can be configured to detect credit card numbers and automatically apply encryption when sending emails containing that data.
Distractor review
Microsoft Purview Message Encryption
Incorrect. Message Encryption allows users to encrypt individual messages manually or via rules, but DLP is the feature that automates detection and encryption based on sensitive content.
Distractor review
Sensitivity labels
Incorrect. While sensitivity labels can apply encryption, they typically require manual classification or automatic classification via trainable classifiers, not the direct detection of specific patterns like credit card numbers.
Distractor review
Retention policies
Incorrect. Retention policies manage data retention and deletion, not encryption or detection of sensitive content.
Common exam trap
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Technical deep dive
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Related practice questions
Related MS-900 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
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Question 4
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Question 5
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Question 6
A project manager wants to create a visual dashboard that tracks project tasks, deadlines, and progress. The dashboard should pull data from a Microsoft List and update in real time. Which Microsoft 365 app is best suited for building this interactive dashboard?
FAQ
Questions learners often ask
What does this MS-900 question test?
Read the scenario before looking for a memorised answer.
What is the correct answer to this question?
The correct answer is: Data Loss Prevention (DLP) policy — Data Loss Prevention (DLP) policies in Microsoft Purview can detect sensitive data (e.g., credit card numbers) in emails and automatically apply encryption (via Azure Information Protection) as an action. This ensures automatic enforcement. Other options do not provide automatic encryption based on content detection.
What should I do if I get this MS-900 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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