The correct answer is to create a policy with the 'deny' effect on the missing tag condition. This works because the deny effect actively blocks the creation of any resource group that lacks the required Environment=Production tag, enforcing mandatory tags at the point of creation rather than merely auditing after the fact. For the Azure Policy deny effect for mandatory tags with compliance reporting, the built-in compliance dashboard automatically surfaces any denied requests as non-compliant, satisfying the 24-hour reporting requirement without a separate tool. On the Microsoft Azure Solutions Architect Expert AZ-305 exam, this scenario tests your understanding of policy effects and the difference between audit (which reports but allows creation) and deny (which prevents creation). A common trap is choosing audit because it reports non-compliance, but audit does not block the resource—deny is required for proactive enforcement. Memory tip: "Deny at the door, audit on the floor"—deny stops creation at the gate, while audit only reports what already exists.
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. 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 company is designing a governance strategy for Azure resources. The security team requires that all resource groups in the production subscription must have a specific tag (Environment=Production) applied automatically. Any resource group created without this tag must be reported within 24 hours. Which Azure policy should you implement?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Create a policy with effect 'deny' on the missing tag condition.
Option C is correct because the 'deny' effect prevents the creation of any resource group that does not include the required tag, enforcing compliance at the point of creation. The requirement to report non-compliant resource groups within 24 hours is satisfied by Azure Policy's built-in compliance evaluation, which automatically marks denied requests as non-compliant and surfaces them in the compliance dashboard. This approach ensures that no resource group can be created without the tag, eliminating the need for a separate reporting mechanism.
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.
✗
Create a policy with effect 'audit' to report non-compliant resource groups.
Why it's wrong here
Audit only reports, does not prevent creation.
✗
Create a policy with effect 'append' to add the missing tag automatically.
Why it's wrong here
Append adds the tag but does not report missing tags in a timely manner.
✓
Create a policy with effect 'deny' on the missing tag condition.
Why this is correct
Deny prevents creation of resource groups without the required tag, ensuring compliance.
Related concept
Read the scenario before looking for a memorised answer.
✗
Create a policy with effect 'modify' to add the tag using a managed identity.
Why it's wrong here
Modify adds tags but does not report; also requires a managed identity.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse 'audit' and 'deny' effects, thinking that reporting non-compliance is sufficient, but the requirement explicitly states the tag must be 'applied automatically', which 'deny' enforces by blocking creation, while 'audit' only reports after the fact.
Detailed technical explanation
How to think about this question
Azure Policy's 'deny' effect uses a deny assignment in Azure Resource Manager to block any PUT or PATCH request that violates the policy condition, effectively preventing the resource group from being created. The policy evaluation occurs during the resource creation request, and the compliance state is updated in real-time, with non-compliant resources appearing in the Azure Policy compliance dashboard within minutes. This is distinct from 'audit', which logs the violation but allows the resource to be created, and 'append', which modifies the resource after creation but does not prevent the initial violation.
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 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.
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: Create a policy with effect 'deny' on the missing tag condition. — Option C is correct because the 'deny' effect prevents the creation of any resource group that does not include the required tag, enforcing compliance at the point of creation. The requirement to report non-compliant resource groups within 24 hours is satisfied by Azure Policy's built-in compliance evaluation, which automatically marks denied requests as non-compliant and surfaces them in the compliance dashboard. This approach ensures that no resource group can be created without the tag, eliminating the need for a separate reporting mechanism.
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.
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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