The answer is to configure a staging server for the initial Azure AD sync before enabling automatic enrollment via Group Policy. This approach minimizes WAN traffic because the staging server performs the bulk device synchronization locally, sending only compressed delta changes to Azure AD, rather than having each of the 200 devices transmit full registration data over limited bandwidth links. On the MD-102 exam, this scenario tests your understanding of Hybrid Azure AD join deployment optimization, often appearing as a trap where candidates mistakenly choose to sync all devices directly or rely solely on Group Policy without addressing bandwidth constraints. The key technical concept is that a staging server acts as a proxy for the initial sync, reducing network load, while subsequent automatic enrollment via Group Policy only sends lightweight registration tokens. Remember the mnemonic “Stage then Sync” to recall that staging servers handle the heavy lifting first, keeping WAN traffic lean for remote site enrollments.
MD-102 Manage and maintain devices Practice Question
This MD-102 practice question tests your understanding of manage and maintain devices. 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 200 Windows 10 devices that are not yet managed. You need to enroll them in Microsoft Intune. The devices are already joined to on-premises Active Directory. You want to enable hybrid Azure AD join and automatic enrollment via Group Policy. The devices are located in multiple sites with limited internet bandwidth. You need to minimize the amount of data transferred over the WAN during enrollment. What should you do?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "minimum / minimize"
Why it matters: Asks for the least resource use — fewest addresses, smallest subnet, lowest overhead. Eliminate over-provisioned options even if they would technically work.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Configure a staging server to perform the initial Azure AD sync and then enable automatic enrollment via Group Policy.
Option B is correct because deploying a staging server (or an Azure AD Connect staging server) allows the initial device synchronization to Azure AD to occur locally, minimizing WAN traffic. After the sync, you can enable automatic enrollment via Group Policy, which only sends lightweight registration requests over the network rather than full device data.
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.
✗
Use Azure AD Connect to sync the devices to Azure AD and then enable automatic enrollment via Group Policy.
Why it's wrong here
Azure AD Connect syncs user and device objects but does not manage enrollment traffic.
✓
Configure a staging server to perform the initial Azure AD sync and then enable automatic enrollment via Group Policy.
Why this is correct
Staging reduces WAN traffic by syncing locally.
Clue confirmation
The clue word "minimum / minimize" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Use Windows Autopilot to reset the devices and enroll them in Intune.
Why it's wrong here
Autopilot is for new devices or resetting existing ones, not for existing managed devices.
✗
Manually enroll each device by signing in to the Company Portal.
Why it's wrong here
Not scalable for 200 devices.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume Azure AD Connect is always the best choice for hybrid join, but they overlook the staging server feature specifically designed to minimize WAN traffic during initial bulk syncs.
Detailed technical explanation
How to think about this question
Azure AD Connect staging mode allows the synchronization engine to process and stage device objects locally without exporting them to Azure AD until the server is promoted. This reduces the initial sync data transfer because only delta changes are sent after the staging server is promoted. In bandwidth-constrained environments, this approach also enables scheduling the sync during off-peak hours to further control network load.
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 healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this MD-102 question in full detail.
Manage and maintain devices — This question tests Manage and maintain devices — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Configure a staging server to perform the initial Azure AD sync and then enable automatic enrollment via Group Policy. — Option B is correct because deploying a staging server (or an Azure AD Connect staging server) allows the initial device synchronization to Azure AD to occur locally, minimizing WAN traffic. After the sync, you can enable automatic enrollment via Group Policy, which only sends lightweight registration requests over the network rather than full device data.
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: "minimum / minimize". Asks for the least resource use — fewest addresses, smallest subnet, lowest overhead. Eliminate over-provisioned options even if they would technically work.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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