MS-900 Practice Question: Describe Microsoft 365 pricing, licensing, and support
This MS-900 practice question tests your understanding of describe microsoft 365 pricing, licensing, and support. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. 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 but not in Microsoft 365 E3? (Choose 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 for Identity
Microsoft Defender for Identity is included in Microsoft 365 E5 but not in E3. It is an on-premises Active Directory security solution that uses signals to identify, detect, and investigate advanced threats, compromised identities, and malicious insider actions. E3 includes only basic identity and access management features like Azure AD P1, whereas E5 adds Defender for Identity as part of its advanced threat protection suite.
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 Teams
Why it's wrong here
Teams is included in both E3 and E5.
✗
Exchange Online
Why it's wrong here
Exchange Online is included in both E3 and E5.
✓
Microsoft Defender for Identity
Why this is correct
Defender for Identity is included in E5 but not in E3.
Related concept
Read the scenario before looking for a memorised answer.
✓
Microsoft Purview Information Protection
Why this is correct
E5 includes full Purview Information Protection (including auto-labeling and analytics); E3 includes limited capabilities.
Related concept
Read the scenario before looking for a memorised answer.
✓
Microsoft Defender for Office 365 (Plan 2)
Why this is correct
E5 includes Defender for Office 365 Plan 2; E3 includes only Plan 1.
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 'included in E5' with 'available in E3 as an add-on'—Microsoft Defender for Identity is not available as an add-on for E3 and requires E5 or a standalone license, leading test-takers to incorrectly assume it is part of E3's security baseline.
Detailed technical explanation
How to think about this question
Microsoft Defender for Identity (formerly Azure Advanced Threat Protection) integrates with on-premises Active Directory via a sensor that captures network traffic and Windows Event Logs (e.g., Event ID 4776, 4624). It uses machine learning to detect lateral movement, pass-the-hash, and other identity-based attacks. In a real-world scenario, an organization with E3 would need to purchase a separate license for this capability, while E5 includes it natively, enabling automated response via integration with Microsoft Defender for Cloud Apps.
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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
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 pricing, licensing, and support — This question tests Describe Microsoft 365 pricing, licensing, and support — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Microsoft Defender for Identity — Microsoft Defender for Identity is included in Microsoft 365 E5 but not in E3. It is an on-premises Active Directory security solution that uses signals to identify, detect, and investigate advanced threats, compromised identities, and malicious insider actions. E3 includes only basic identity and access management features like Azure AD P1, whereas E5 adds Defender for Identity as part of its advanced threat protection suite.
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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