The answer is that the update ring has a deferral period configured that delays updates for 30 days. This is the most likely cause because in Microsoft Intune, update ring policies allow administrators to set a grace period—known as a deferral period—for both quality and feature updates, meaning the device will not install a released update until that specified number of days has elapsed, regardless of the device being active and online. On the MD-102 exam, this scenario tests your understanding of how deferral periods override immediate update installation, often appearing as a distractor where candidates mistakenly blame connectivity or compliance policies. A common trap is assuming that being assigned to an update ring guarantees instant updates, but the deferral period is a deliberate delay mechanism. Memory tip: think of the deferral as a “waiting room” for updates—just because the door is open (device online) doesn’t mean the update is allowed to enter until the timer runs out.
MD-102 Prepare infrastructure for devices Practice Question
This MD-102 practice question tests your understanding of prepare infrastructure for devices. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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.
You manage devices with Microsoft Intune. Some Windows devices are not receiving required security updates despite being assigned to an update ring for Windows 10. You verify that the devices are active and connected to the internet. What is the most likely cause?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The update ring has a deferral period configured that delays updates for 30 days.
The most likely cause is that the update ring has a deferral period configured that delays updates for 30 days. In Microsoft Intune, update rings for Windows 10 allow administrators to set deferral periods for quality and feature updates. A deferral period of 30 days means that even if the device is active and connected, it will not install the update until the specified number of days after Microsoft releases it. This explains why the devices are not receiving the updates despite being compliant and online.
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.
✗
The devices have a compliance policy requiring a specific version that is not yet met.
Why it's wrong here
Compliance policies do not prevent update installation.
✓
The update ring has a deferral period configured that delays updates for 30 days.
Why this is correct
Deferral periods can significantly delay update delivery.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Disabling Delivery Optimization does not prevent updates, only peer-to-peer sharing.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume connectivity or compliance issues are the root cause, overlooking the fact that update rings can intentionally delay updates via deferral periods, which is a core configuration in Intune for staged rollouts.
Detailed technical explanation
How to think about this question
Deferral periods in Intune update rings are implemented via Windows Update for Business policies, specifically the 'DeferFeatureUpdatesPeriodInDays' and 'DeferQualityUpdatesPeriodInDays' settings in the UpdatePolicy CSP. These values are stored in the registry under HKLM\SOFTWARE\Microsoft\PolicyManager\current\device\Update and control the delay before updates are offered. A common real-world scenario is when an organization sets a 30-day deferral for quality updates to allow testing in a pilot ring before broad deployment, but forgets to adjust the deferral for the production ring, causing delays.
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 MD-102 question in full detail.
Prepare infrastructure for devices — This question tests Prepare infrastructure for devices — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The update ring has a deferral period configured that delays updates for 30 days. — The most likely cause is that the update ring has a deferral period configured that delays updates for 30 days. In Microsoft Intune, update rings for Windows 10 allow administrators to set deferral periods for quality and feature updates. A deferral period of 30 days means that even if the device is active and connected, it will not install the update until the specified number of days after Microsoft releases it. This explains why the devices are not receiving the updates despite being compliant and online.
What should I do if I get this MD-102 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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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. A user reports that their Windows 11 device is not receiving a required security baseline policy from Microsoft Intune. The device appears as compliant in the Microsoft Intune admin center. Other devices in the same group receive the policy. You verify that the policy is assigned to the correct group and that the user is a member. What is the most likely cause?
hard
✓ A.The device has not checked in with Intune recently or has a policy conflict
B.The user is not a member of the Azure AD group that the policy is assigned to
C.The policy is not assigned to any group
D.The device is marked as non-compliant and has been blocked
Why A: Option D is correct because the problem is isolated to one device, and the user is in the correct group. The most likely cause is that the device is in a pending state such as waiting for check-in or has a conflict with another policy. Option A is wrong because if the user were not in the group, the policy would not apply to any devices, but other devices in the same group receive the policy. Option B is wrong because the device is compliant. Option C is wrong because the policy is assigned to the group and other devices receive it.
Variation 2. You are troubleshooting a Windows 10 device that is not receiving required security updates from Microsoft Intune. The device is enrolled and shows as compliant. The update ring policy is assigned to the device. You check the Windows Update for Business logs and see that the deferral period is set correctly. What is the most likely cause?
medium
A.The update ring is configured with an incorrect deferral period.
B.The device is not compliant with the security baseline.
C.Windows Update is blocked by the corporate firewall.
✓ D.The update ring is not assigned to the device's group.
Why D: Option D is correct because the device is enrolled and compliant, and the deferral period is correctly set, which eliminates policy configuration issues. The most likely remaining cause is that the update ring policy is not assigned to the device's group, meaning the policy never reaches the device via Intune's policy delivery mechanism. Without proper group assignment, the Windows Update for Business settings are not applied, even if the device is compliant and the ring policy exists.
Last reviewed: Jun 24, 2026
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