The answer is that the policy was assigned to a scope that does not include the subscription or resource group where the virtual network was created. This is the most common reason for an Azure Policy assignment scope failure, because Azure Policy enforces rules only within the specific management group, subscription, or resource group to which it is assigned. If the scope is misaligned—for example, the policy is applied to a different subscription or a parent management group that does not cascade to the target resource group—the deny effect simply never triggers, allowing the resource creation to succeed. On the Microsoft Azure Solutions Architect Expert AZ-305 exam, this concept tests your understanding of policy inheritance and scope hierarchy, often appearing as a trap where candidates assume a valid policy definition alone is sufficient. Remember the memory tip: "Scope is king—a policy without the right scope is just a suggestion."
AZ-305 Practice Question: Design identity, governance, and monitoring solutions
This AZ-305 practice question tests your understanding of design identity, governance, and monitoring solutions. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.
Refer to the exhibit. You are an Azure administrator for a company that enforces a policy that no virtual networks or network security groups can be created. However, a developer reports that they successfully created a virtual network. What is the most likely reason the policy did not block the creation?
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 policy was assigned to a scope that does not include the subscription or resource group where the virtual network was created.
Option C is correct because Azure Policy assignments are scoped to a specific management group, subscription, or resource group. If the policy was assigned to a scope that does not include the subscription or resource group where the developer created the virtual network, the policy would not apply, and the creation would succeed. The policy definition itself may be valid, but without proper assignment scope, it cannot enforce the deny effect.
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 policy only applies to network security groups, not virtual networks.
Why it's wrong here
The policy applies to both types.
✓
The policy was assigned to a scope that does not include the subscription or resource group where the virtual network was created.
Why this is correct
Policy assignment scope must cover the resource's location.
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.
✗
The policy effect should be 'append' instead of 'deny'.
Why it's wrong here
Deny is correct to block creation.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may assume a policy definition automatically applies to all resources in the tenant, but Azure Policy requires explicit assignment to a scope, and without proper scope coverage, the policy has no effect.
Detailed technical explanation
How to think about this question
Azure Policy evaluation occurs at resource creation or update time based on the policy assignment's scope, which can be a management group, subscription, or resource group. The policy definition includes an 'if' condition that checks resource properties, and the 'effect' (e.g., 'deny') determines the outcome. A common misconfiguration is assigning the policy to a parent scope (e.g., a management group) but not to the specific subscription or resource group where the resource is created, causing the policy to be ignored for that scope. In real-world scenarios, this often happens when policies are assigned at the root management group but the resource group is under a different management group hierarchy.
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 AZ-305 question in full detail.
Design identity, governance, and monitoring solutions — This question tests Design identity, governance, and monitoring solutions — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The policy was assigned to a scope that does not include the subscription or resource group where the virtual network was created. — Option C is correct because Azure Policy assignments are scoped to a specific management group, subscription, or resource group. If the policy was assigned to a scope that does not include the subscription or resource group where the developer created the virtual network, the policy would not apply, and the creation would succeed. The policy definition itself may be valid, but without proper assignment scope, it cannot enforce the deny effect.
What should I do if I get this AZ-305 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.
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Question Discussion
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