Quick Answer
The correct answer is an anomaly detection policy. This policy type in Microsoft Defender for Cloud Apps uses machine learning to establish a baseline of normal user behavior and then triggers alerts when deviations occur, such as over 50 failed login attempts in an hour from a non-corporate IP address. Unlike session or access policies that control real-time access or enforce conditional access rules, anomaly detection is specifically designed to identify suspicious patterns like brute-force attempts or credential stuffing. On the MS-102 exam, this question tests your ability to distinguish between Defender for Cloud Apps policy types, with a common trap being to confuse anomaly detection with access or session policies. Remember, anomaly detection is for *detecting* unusual behavior, not blocking or controlling it. A simple memory tip: "Anomaly = Alert on Abnormal Activity," so when you need to alert on failed login attempts from non-corporate IPs, think anomaly detection first.
This MS-102 practice question tests your understanding of manage security and threats by using microsoft defender xdr. 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.
Your organization has Microsoft Defender for Cloud Apps deployed. You need to be alerted when a user performs more than 50 failed login attempts in an hour from a non-corporate IP address. Which type of policy should you create?
Session policy
Why wrong: Session policies control access, they do not detect anomalous activity.
Anomaly detection policy
Anomaly detection policies can detect unusual login patterns.
File policy
Why wrong: File policies monitor file sharing and activities.
Access policy
Why wrong: Access policies enforce access controls, not detection.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Anomaly detection policy
Option C is correct because an anomaly detection policy in Defender for Cloud Apps can detect unusual login patterns, such as multiple failed attempts. Option A is wrong because a session policy controls access in real-time, not detection. Option B is wrong because an access policy enforces conditional access. Option D is wrong because a file policy monitors file activities.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Session policy
Why it's wrong here
Session policies control access, they do not detect anomalous activity.
Anomaly detection policy
Why this is correct
Anomaly detection policies can detect unusual login patterns.
Related concept
Static NAT maps one inside address to one outside address.
File policy
Why it's wrong here
File policies monitor file sharing and activities.
Access policy
Why it's wrong here
Access policies enforce access controls, not detection.
Common exam traps
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
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.
What to study next
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related MS-102 NAT questions on configuration and troubleshooting.
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FAQ
Manage security and threats by using Microsoft Defender XDR — This question tests Manage security and threats by using Microsoft Defender XDR — Static NAT maps one inside address to one outside address..
The correct answer is: Anomaly detection policy — Option C is correct because an anomaly detection policy in Defender for Cloud Apps can detect unusual login patterns, such as multiple failed attempts. Option A is wrong because a session policy controls access in real-time, not detection. Option B is wrong because an access policy enforces conditional access. Option D is wrong because a file policy monitors file activities.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related MS-102 NAT questions on configuration and troubleshooting.
Static NAT maps one inside address to one outside address.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Same concept, more angles
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. Your organization has deployed Microsoft Defender for Cloud Apps. You want to detect anomalous behavior such as impossible travel for users accessing cloud apps. You need to configure the appropriate policy. Which policy type should you create?
hardWhy B: Option A is correct because activity policies can detect anomalies like impossible travel. Option B is wrong because file policies monitor file sharing. Option C is wrong because app discovery policies discover shadow IT. Option D is wrong because session policies control real-time access.
Last reviewed: Jun 21, 2026
This MS-102 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the MS-102 exam.
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