Quick Answer
The answer is Azure Policy, as it is the service specifically designed to validate ARM template deployments against organizational rules before resources are provisioned. Azure Policy enforces compliance by applying effects like 'deny' to block any non-compliant resource creation at the moment of deployment, ensuring that every ARM template adheres to your company’s governance standards. On the AZ-305 exam, this scenario tests your understanding of governance versus access control—a common trap is confusing Azure Policy with Azure Blueprints, which only bundles templates and policies but does not enforce them, or with RBAC, which manages permissions rather than resource properties. Remember the memory tip: “Policy denies, Blueprints defines, RBAC assigns.” This distinction is critical because Azure Policy’s ‘deny’ effect acts as a gatekeeper, preventing non-compliant resources from ever being created, while other services like Management Groups organize subscriptions without validating deployments.
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 uses Azure Resource Manager templates for infrastructure deployment. You need to ensure that all deployments are validated against organizational policies before resources are provisioned. Which Azure service should you use?
Azure RBAC
Why wrong: RBAC controls who can deploy, not what can be deployed.
Management Groups
Why wrong: Management Groups are for organizing subscriptions and applying policies at scale, not for deployment validation.
Azure Policy
Azure Policy with deny effect can prevent non-compliant resource creation during deployment.
Azure Blueprints
Why wrong: Blueprints orchestrate deployments but do not enforce policies during deployment.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Azure Policy
Option B is correct because Azure Policy can be used with a 'deny' effect to prevent non-compliant deployments. Option A is wrong because Azure Blueprints bundles artifacts but does not enforce policies. Option C is wrong because RBAC controls access but not resource compliance. Option D is wrong because Management Groups organize subscriptions but do not validate deployments.
Key principle: ACLs process entries top to bottom and stop at the first match. Entry order and interface direction matter as much as the permit or deny statement.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Azure RBAC
Why it's wrong here
RBAC controls who can deploy, not what can be deployed.
Management Groups
Why it's wrong here
Management Groups are for organizing subscriptions and applying policies at scale, not for deployment validation.
Azure Policy
Why this is correct
Azure Policy with deny effect can prevent non-compliant resource creation during deployment.
Related concept
Standard ACLs match source addresses.
Azure Blueprints
Why it's wrong here
Blueprints orchestrate deployments but do not enforce policies during deployment.
Common exam traps
ACLs are processed top to bottom. The first matching entry wins, and an implicit deny usually exists at the end.
Detailed technical explanation
ACL questions test precision: source, destination, protocol, port and direction. A generally correct ACL can still fail if it is applied on the wrong interface or in the wrong direction.
Key takeaway
ACLs process entries top to bottom and stop at the first match. Entry order and interface direction matter as much as the permit or deny statement.
Real-world example
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.
What to study next
Review ACL processing order, placement rules (standard near destination, extended near source), and inbound vs outbound direction. Study wildcard masks and implicit deny. Then practise related AZ-305 ACL questions on filtering logic and placement.
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FAQ
Design identity, governance, and monitoring solutions — This question tests Design identity, governance, and monitoring solutions — Standard ACLs match source addresses..
The correct answer is: Azure Policy — Option B is correct because Azure Policy can be used with a 'deny' effect to prevent non-compliant deployments. Option A is wrong because Azure Blueprints bundles artifacts but does not enforce policies. Option C is wrong because RBAC controls access but not resource compliance. Option D is wrong because Management Groups organize subscriptions but do not validate deployments.
Review ACL processing order, placement rules (standard near destination, extended near source), and inbound vs outbound direction. Study wildcard masks and implicit deny. Then practise related AZ-305 ACL questions on filtering logic and placement.
Standard ACLs match source addresses.
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Last reviewed: Jun 20, 2026
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