MS-900 Describe Microsoft 365 apps and services Practice Question
This MS-900 practice question tests your understanding of describe microsoft 365 apps and services. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which THREE Microsoft 365 services are included in Microsoft 365 E5 license that provide advanced security capabilities? (Select exactly 3.)
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Microsoft Defender XDR
Microsoft Defender XDR (B) is included in Microsoft 365 E5 to provide unified, cross-domain threat detection and response across endpoints, email, identities, and cloud apps. It correlates signals from multiple Defender products to automate incident response and reduce dwell time, making it a core advanced security capability of the E5 license.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Microsoft Intune
Why it's wrong here
Intune is not included in E5; it requires a separate license.
✓
Microsoft Defender XDR
Why this is correct
Defender XDR is included in E5.
Related concept
Read the scenario before looking for a memorised answer.
✓
Microsoft Purview Information Protection
Why this is correct
Information Protection (including Azure Information Protection P2) is included in E5.
Related concept
Read the scenario before looking for a memorised answer.
✗
Microsoft Purview Data Loss Prevention
Why it's wrong here
DLP is available in E3 as well; E5 adds advanced capabilities but DLP itself is not exclusive to E5.
✓
Microsoft Sentinel
Why this is correct
Sentinel is included in E5.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse Microsoft Purview Information Protection (a data classification and labeling service) with Microsoft Purview Data Loss Prevention (a compliance policy enforcement tool), but both are included in E5; however, the question asks for advanced security capabilities, and DLP is a compliance feature, not a security detection/response service, while Information Protection is considered an advanced security capability because it encrypts and controls access to sensitive data.
Detailed technical explanation
How to think about this question
Microsoft Defender XDR uses the Microsoft 365 Defender portal to aggregate signals from Defender for Endpoint, Defender for Office 365, Defender for Identity, and Defender for Cloud Apps into a unified queue of incidents. It employs automated investigation and response (AIR) playbooks to remediate threats without manual intervention, leveraging the MITRE ATT&CK framework for mapping attack chains. In a real-world scenario, if a phishing email bypasses filters and delivers a malicious attachment, Defender XDR correlates the endpoint alert with the email threat and automatically isolates the affected device.
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.
TExam Day Tips
→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.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this MS-900 question in full detail.
Describe Microsoft 365 apps and services — This question tests Describe Microsoft 365 apps and services — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Microsoft Defender XDR — Microsoft Defender XDR (B) is included in Microsoft 365 E5 to provide unified, cross-domain threat detection and response across endpoints, email, identities, and cloud apps. It correlates signals from multiple Defender products to automate incident response and reduce dwell time, making it a core advanced security capability of the E5 license.
What should I do if I get this MS-900 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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