The answer is Azure Monitor Alerts, the capability that sends automated notifications when resource metrics like CPU percentage or disk I/O exceed defined thresholds. This is correct because Azure Monitor Alerts continuously evaluates metric signals against user-configured conditions, triggering actions such as email, SMS, or webhooks when a threshold is breached, making it the proactive alerting engine within Azure Monitor. On the AZ-900 exam, this concept tests your understanding of how Azure enables operational responsiveness, often appearing as a scenario where you must distinguish between monitoring (Alerts) and analysis tools like Azure Advisor or Service Health. A common trap is confusing Azure Monitor Alerts with Azure Monitor itself—remember that Alerts is the specific feature for threshold-based notifications, not the broader monitoring dashboard. Memory tip: think “Alerts = Action on Metrics,” where thresholds are the tripwire that triggers the alarm.
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.
Which Azure monitoring capability sends automated alerts when resource metrics exceed defined thresholds?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Azure Monitor Alerts
Azure Monitor Alerts is the correct capability because it proactively notifies you when metrics (e.g., CPU percentage, disk I/O) from Azure resources cross user-defined thresholds. It works by evaluating log search queries or metric signals at a specified frequency and triggering actions (email, SMS, webhook) when conditions are met. This is the core monitoring and alerting service in Azure, not a recommendation or health dashboard.
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 Advisor
Why it's wrong here
Advisor provides recommendations; Monitor Alerts actively notify when conditions are met.
✗
Azure Service Health
Why it's wrong here
Service Health notifies about Azure platform events, not your resource metric thresholds.
✓
Azure Monitor Alerts
Why this is correct
Monitor Alerts send notifications when resource metrics cross defined thresholds.
Related concept
Read the scenario before looking for a memorised answer.
✗
Azure Policy
Why it's wrong here
Policy enforces compliance on resources; Alerts notify about resource performance conditions.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse Azure Monitor Alerts (which reacts to your resource metrics) with Azure Service Health (which reports on Azure platform health), or they mistakenly think Azure Advisor's recommendations include real-time threshold-based alerts.
Detailed technical explanation
How to think about this question
Under the hood, Azure Monitor Alerts uses a signal type (metric or log) and a logic defined in an alert rule, which includes a condition (e.g., 'greater than 90% for 5 minutes'), an aggregation granularity (e.g., 1-minute intervals), and an action group. The alert rule is evaluated by the Azure Monitor backend, which compares the aggregated metric values against the threshold using a sliding window. In a real-world scenario, you might set a metric alert on an Azure VM's 'Percentage CPU' to trigger an autoscale action when sustained above 80%, preventing application slowdown.
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 cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this AZ-900 question in full detail.
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 Monitor Alerts — Azure Monitor Alerts is the correct capability because it proactively notifies you when metrics (e.g., CPU percentage, disk I/O) from Azure resources cross user-defined thresholds. It works by evaluating log search queries or metric signals at a specified frequency and triggering actions (email, SMS, webhook) when conditions are met. This is the core monitoring and alerting service in Azure, not a recommendation or health dashboard.
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.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company wants to monitor the performance of their Azure VMs and receive alerts when CPU usage exceeds 90%. Which Azure service should they use?
medium
✓ A.Azure Monitor
B.Azure Policy
C.Azure Security Center
D.Azure Cost Management
Why A: Azure Monitor is the correct service because it provides a comprehensive solution for collecting, analyzing, and acting on telemetry from Azure resources, including VMs. It includes metrics like CPU percentage and allows you to configure metric alerts that trigger when a threshold (e.g., 90% CPU usage) is exceeded. This directly meets the requirement for performance monitoring and alerting.
Last reviewed: Jun 11, 2026
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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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