The answer is the number of users concurrently accessing the service, as this factor does not affect the Azure SLA percentage. Microsoft’s SLA calculations are strictly tied to architectural decisions like enabling availability zones, choosing premium managed disks, or deploying across availability sets—elements that directly influence redundancy and fault tolerance. User load, by contrast, is handled through horizontal or vertical scaling and has no bearing on the uptime guarantee; the SLA remains the same whether you have ten users or ten thousand. On the AZ-900 exam, this question tests your understanding that SLAs are about infrastructure resilience, not demand management, and it often appears as a trap where you might confuse operational limits with contractual guarantees. A solid memory tip: think of the SLA as a promise about the service’s “health” (redundancy and configuration), not its “traffic” (concurrent users).
AZ-900 Describe cloud concepts Practice Question
This AZ-900 practice question tests your understanding of describe cloud concepts. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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.
According to Microsoft, which factor does NOT affect the SLA percentage for an Azure service?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "NOT"
Why it matters: Negative qualifier — you are looking for the one option that does NOT apply. Most options will be true; only one is false for this scenario.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The number of users concurrently accessing the service
The SLA percentage for an Azure service is determined by factors such as redundancy, fault tolerance, and resource configuration, not by the number of concurrent users. Microsoft's SLAs are based on uptime guarantees tied to architectural choices like availability zones, disk types, and availability sets, while user load is managed through scaling and is not a factor in the SLA calculation.
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.
✗
Whether resources are deployed across availability zones
Why it's wrong here
Availability zones do affect SLA — deploying across zones increases the SLA percentage.
✓
The number of users concurrently accessing the service
Why this is correct
The number of concurrent users does not affect the SLA Microsoft commits to — SLA is about availability, not performance under load.
Clue confirmation
The clue word "NOT" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Whether Premium SSD or Standard HDD disks are used for VMs
Why it's wrong here
Disk type affects SLA — Premium SSDs carry a higher SLA than Standard HDDs for VMs.
✗
Whether a single VM or availability set is used
Why it's wrong here
Deployment configuration (single VM vs. availability set) significantly affects the VM SLA.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse operational factors like user load or performance with contractual availability guarantees, assuming that more users might degrade uptime, but Microsoft explicitly excludes user count from SLA calculations.
Detailed technical explanation
How to think about this question
Azure SLAs are defined in the Azure Service Level Agreements document and are calculated based on monthly uptime percentages, which are tied to specific configurations like the number of instances, disk types, and zone redundancy. For example, a single VM with Premium SSD disks in an availability set achieves a 99.95% SLA, but if the same VM uses Standard HDD, the SLA drops to 99.9% because Standard HDD lacks the same durability guarantees. The number of concurrent users is irrelevant because Azure scales resources horizontally or vertically to handle load, and SLA commitments are about availability, not capacity or performance under load.
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-900 question in full detail.
Describe cloud concepts — This question tests Describe cloud concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The number of users concurrently accessing the service — The SLA percentage for an Azure service is determined by factors such as redundancy, fault tolerance, and resource configuration, not by the number of concurrent users. Microsoft's SLAs are based on uptime guarantees tied to architectural choices like availability zones, disk types, and availability sets, while user load is managed through scaling and is not a factor in the SLA calculation.
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.
Are there clue words in this question I should notice?
Yes — watch for: "NOT". Negative qualifier — you are looking for the one option that does NOT apply. Most options will be true; only one is false for this scenario.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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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. Which statement accurately describes the relationship between availability and SLA percentage?
medium
A.A 99.9% SLA allows for more downtime per year than a 99% SLA
✓ B.Higher SLA percentages mean less allowed downtime and typically require more redundancy
C.SLA percentage has no practical impact on allowed downtime
D.All Azure services provide the same SLA regardless of configuration
Why B: B is correct because SLA (Service Level Agreement) percentage directly correlates to the maximum allowed downtime. A higher SLA percentage, such as 99.99% versus 99%, permits less downtime per year (approximately 52.56 minutes vs. 3.65 days). To achieve higher SLAs, Azure requires implementing redundancy across availability zones or regions, as a single instance typically cannot meet the uptime guarantee.
Last reviewed: Jun 11, 2026
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