- A
Azure Resource Graph
Azure Resource Graph enables quick, cross-subscription queries using KQL, returning only the desired resource properties like VM name, resource group, and location.
- B
Azure Advisor
Why wrong: Azure Advisor provides personalized best practice recommendations for cost, security, reliability, and performance. It cannot be used to run ad-hoc resource queries.
- C
Azure Policy
Why wrong: Azure Policy enforces governance rules and assesses compliance of resources. It is not a query service for finding resources based on dynamic criteria.
- D
Azure Resource Manager
Why wrong: Azure Resource Manager (ARM) is the management layer that handles deployment and management of resources. While ARM APIs can list resources, doing so across many subscriptions requires custom scripting and multiple API calls, making it less efficient than Azure Resource Graph.
Quick Answer
The answer is Azure Resource Graph. This service is correct because it allows you to run a single Kusto Query Language (KQL) query across multiple Azure subscriptions, returning only the specific properties you need—such as VM name, resource group, and location—without requiring any PowerShell loops or manual subscription switching. On the AZ-900 exam, this scenario tests your understanding of how Azure Resource Graph differs from other monitoring tools like Azure Monitor or Azure CLI; a common trap is confusing it with Azure Resource Manager, which cannot query across subscriptions in one call. Remember that Azure Resource Graph is the only service designed for fast, cross-subscription resource exploration and filtering, making it ideal for large-scale environments with thousands of resources. A helpful memory tip: think of ARG as “Azure’s search engine” that works across all your subscriptions at once.
AZ-900 Describe Azure management and governance Practice Question
This AZ-900 practice question tests your understanding of describe azure management and governance. 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.
A company manages 50 Azure subscriptions that contain thousands of resources. The DevOps team needs to identify all virtual machines that are tagged with 'Environment: Production' across all subscriptions. They need a single query that returns the VM name, resource group, and location for every such VM. The team does not want to write PowerShell commands or loop through each subscription manually. Which Azure service should they use?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Azure Resource Graph
Azure Resource Graph (ARG) is the correct service because it enables efficient, cross-subscription querying of Azure resources using the Kusto Query Language (KQL). With a single ARG query, the DevOps team can filter all virtual machines tagged with 'Environment: Production' across all 50 subscriptions and project only the VM name, resource group, and location, without needing to loop through subscriptions or write PowerShell scripts.
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.
- ✓
Azure Resource Graph
Why this is correct
Azure Resource Graph enables quick, cross-subscription queries using KQL, returning only the desired resource properties like VM name, resource group, and location.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Azure Advisor
Why it's wrong here
Azure Advisor provides personalized best practice recommendations for cost, security, reliability, and performance. It cannot be used to run ad-hoc resource queries.
- ✗
Azure Policy
Why it's wrong here
Azure Policy enforces governance rules and assesses compliance of resources. It is not a query service for finding resources based on dynamic criteria.
- ✗
Azure Resource Manager
Why it's wrong here
Azure Resource Manager (ARM) is the management layer that handles deployment and management of resources. While ARM APIs can list resources, doing so across many subscriptions requires custom scripting and multiple API calls, making it less efficient than Azure Resource Graph.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse Azure Policy (which enforces tagging rules) with Azure Resource Graph (which queries existing tags), or they assume that cross-subscription queries require PowerShell or CLI loops, but ARG natively supports tenant-wide queries without manual iteration.
Detailed technical explanation
How to think about this question
Azure Resource Graph uses a distributed query engine that indexes resources from all subscriptions in a tenant, allowing queries to be executed in seconds even across thousands of resources. The KQL query would look like: `where type =~ 'microsoft.compute/virtualmachines' and tags.Environment =~ 'Production' | project name, resourceGroup, location`. Under the hood, ARG queries the Azure Resource Manager metadata, not the resources themselves, so it is fast and does not impact running workloads.
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
An e-commerce site experiences heavy traffic on Black Friday and near-zero traffic during off-peak weeks. Rather than provisioning permanent large VMs, the team uses auto-scaling groups that add capacity automatically under load and reduce it overnight. Questions like this test whether you understand elasticity, availability zones, and cloud compute scaling patterns.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
- →
Describe Azure management and governance — study guide chapter
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FAQ
Questions learners often ask
What does this AZ-900 question test?
Describe Azure management and governance — This question tests Describe Azure management and governance — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Azure Resource Graph — Azure Resource Graph (ARG) is the correct service because it enables efficient, cross-subscription querying of Azure resources using the Kusto Query Language (KQL). With a single ARG query, the DevOps team can filter all virtual machines tagged with 'Environment: Production' across all 50 subscriptions and project only the VM name, resource group, and location, without needing to loop through subscriptions or write PowerShell scripts.
What should I do if I get this AZ-900 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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Last reviewed: Jun 11, 2026
This AZ-900 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AZ-900 exam.
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