The answer is Azure Hybrid Benefit, the correct choice because it allows you to apply your existing on-premises SQL Server licenses with active Software Assurance to significantly reduce licensing costs on Azure SQL Database and Azure SQL Managed Instance. Instead of paying full SQL licensing fees in the cloud, you bring your own license, paying only the base compute rate and saving up to 55% on SQL costs. On the AZ-900 exam, this tests your understanding of cost optimization and licensing flexibility, often appearing as a scenario where a company wants to migrate existing SQL workloads without double-paying for licenses. A common trap is confusing this with reserved instances or the free tier; remember that Azure Hybrid Benefit specifically requires Software Assurance and applies to SQL Server licenses you already own. Memory tip: think “BYOL for SQL” – Bring Your Own License to the cloud, and you only pay for the compute.
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 feature allows you to save money on Azure SQL Database and Azure SQL Managed Instance using existing on-premises SQL Server licenses?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Azure Hybrid Benefit
Azure Hybrid Benefit allows you to use your existing on-premises SQL Server licenses with Software Assurance to reduce the cost of Azure SQL Database and Azure SQL Managed Instance. By applying this benefit, you pay only for the underlying compute infrastructure at the base compute rate, effectively saving up to 55% on SQL licensing costs. This is specifically designed to maximize value from existing license investments when migrating to Azure.
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 Reserved Instances
Why it's wrong here
Reserved Instances commit to compute capacity at a discount; Hybrid Benefit uses existing licenses.
✓
Azure Hybrid Benefit
Why this is correct
Azure Hybrid Benefit lets you use existing SQL Server licenses with SA to reduce Azure SQL costs by up to 30%.
Related concept
Read the scenario before looking for a memorised answer.
✗
Azure Spot VMs
Why it's wrong here
Spot VMs use unused capacity at deep discounts for interruptible workloads; they don't leverage existing licenses.
✗
Azure Dev/Test pricing
Why it's wrong here
Dev/Test pricing discounts for development environments; Hybrid Benefit applies existing production licenses.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse Azure Hybrid Benefit with Azure Reserved Instances, thinking both are purely discount mechanisms, but Hybrid Benefit specifically reuses existing licenses whereas Reserved Instances only commit to future spend without license portability.
Detailed technical explanation
How to think about this question
Azure Hybrid Benefit for SQL Server is enabled at the resource level by setting the 'License Type' property to 'BasePrice' (or 'AHUB') via the Azure portal, PowerShell, or ARM templates. Under the hood, Azure validates that the licenses have active Software Assurance or are from a Server Subscription, and the benefit can be applied to both vCore-based and DTU-based purchasing models. A real-world scenario is migrating a mission-critical SQL Server 2019 Enterprise Edition workload to Azure SQL Managed Instance, where using Hybrid Benefit can save thousands of dollars annually compared to paying full license rates.
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 startup's cloud architect reviews their monthly bill and notices costs are higher than expected for a long-running batch job. Switching from on-demand instances to Reserved Instances — or using Spot/Preemptible VMs — can reduce compute costs by up to 72 %. Questions like this test whether you understand the tradeoffs between commitment, flexibility, and cost across cloud pricing models.
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 Hybrid Benefit — Azure Hybrid Benefit allows you to use your existing on-premises SQL Server licenses with Software Assurance to reduce the cost of Azure SQL Database and Azure SQL Managed Instance. By applying this benefit, you pay only for the underlying compute infrastructure at the base compute rate, effectively saving up to 55% on SQL licensing costs. This is specifically designed to maximize value from existing license investments when migrating to Azure.
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 →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
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.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.