The correct answer is to verify that cloud-delivered protection is enabled in the Microsoft 365 Defender portal. This setting is essential because it allows onboarded devices to automatically receive the latest threat intelligence signatures from Microsoft’s cloud service, ensuring real-time updates without manual intervention. On the MS-102 exam, this concept tests your understanding of how Defender for Endpoint leverages cloud-based intelligence to maintain current defenses, often appearing as a distractor where candidates confuse signature delivery with features like sample submission or network protection. A common trap is assuming that enabling sample submission or network protection will also handle signature updates, but cloud-delivered protection is the specific toggle that controls this automatic signature flow. Remember the memory tip: “Cloud for signatures, samples for analysis”—cloud-delivered protection pushes the latest signatures, while sample submission is only for advanced threat analysis.
MS-102 Practice Question: Manage security and threats by using Microsoft Defender XDR
This MS-102 practice question tests your understanding of manage security and threats by using microsoft defender xdr. 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.
Your organization uses Microsoft Defender for Endpoint. You need to ensure that when a device is onboarded, it automatically receives all current threat intelligence signatures. What should you verify is configured?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Cloud-delivered protection is enabled in the Microsoft 365 Defender portal.
Option B is correct because cloud-delivered protection ensures devices receive the latest signatures from Microsoft. Option A is wrong because sample submission is for advanced analysis, not signature updates. Option C is wrong because it's part of the detection engine but not specifically for signature updates. Option D is wrong because network protection is a feature, not signature delivery.
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
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
The device is configured to receive updates from Microsoft Update.
Why it's wrong here
Microsoft Update provides definition updates but not real-time threat intelligence signatures.
✗
Network protection is enabled in the attack surface reduction rules.
Why it's wrong here
Network protection prevents connections to malicious IPs but does not deliver signatures.
✗
Sample submission is enabled in the advanced features.
Why it's wrong here
Sample submission sends files for analysis but does not deliver signatures.
✓
Cloud-delivered protection is enabled in the Microsoft 365 Defender portal.
Why this is correct
Cloud-delivered protection provides real-time signature updates from Microsoft.
Related concept
Static NAT maps one inside address to one outside address.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
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
How to think about this question
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.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
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
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 MS-102 question in full detail.
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.
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..
What is the correct answer to this question?
The correct answer is: Cloud-delivered protection is enabled in the Microsoft 365 Defender portal. — Option B is correct because cloud-delivered protection ensures devices receive the latest signatures from Microsoft. Option A is wrong because sample submission is for advanced analysis, not signature updates. Option C is wrong because it's part of the detection engine but not specifically for signature updates. Option D is wrong because network protection is a feature, not signature delivery.
What should I do if I get this MS-102 question wrong?
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.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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Question Discussion
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