Question 185 of 1,031

Describe cloud concepts →mediumMultiple ChoiceObjective-mapped

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.

A development team lead needs to quickly provision a new Azure virtual machine for a short-term testing project. Instead of submitting a ticket to the IT procurement team and waiting several days for hardware approval and setup, the lead directly signs into the Azure portal, configures the VM settings, and has it running within 15 minutes. The entire process required no human interaction from the cloud provider's staff. Which cloud computing characteristic does this scenario primarily demonstrate?

Question 1mediummultiple choice

Full question →

A
On-demand self-service
Correct. The team lead provisioned the VM directly through the portal without any human intervention from the provider, demonstrating on-demand self-service.
B
Broad network access
Why wrong: Incorrect. Broad network access refers to resources being available over the network and accessible from a variety of client platforms (e.g., laptops, smartphones). While the lead accessed the Azure portal over the internet, the core focus of the scenario is the ability to provision resources without waiting, not the method of access.
C
Measured service
Why wrong: Incorrect. Measured service means cloud providers meter and monitor resource usage for billing and optimization purposes. The scenario does not mention any tracking or metering of the VM usage; it emphasizes the speed and lack of human interaction in provisioning.
D
Resource pooling
Why wrong: Incorrect. Resource pooling refers to the provider's physical resources being shared among multiple customers (multi-tenancy). The scenario focuses on the customer's experience of instant provisioning, not on how the underlying resources are shared.

Full breakdown with real-world context →

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

✓

On-demand self-service

The scenario demonstrates on-demand self-service because the development team lead was able to provision and configure an Azure virtual machine directly through the Azure portal without any human interaction from Microsoft's staff. This characteristic allows users to automatically obtain computing resources, such as VM time and storage, as needed without requiring manual approval or provisioning from the cloud provider's IT team.

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.

✓
On-demand self-service
Why this is correct
Correct. The team lead provisioned the VM directly through the portal without any human intervention from the provider, demonstrating on-demand self-service.
Related concept
Read the scenario before looking for a memorised answer.
✗
Broad network access
Why it's wrong here
Incorrect. Broad network access refers to resources being available over the network and accessible from a variety of client platforms (e.g., laptops, smartphones). While the lead accessed the Azure portal over the internet, the core focus of the scenario is the ability to provision resources without waiting, not the method of access.
✗
Measured service
Why it's wrong here
Incorrect. Measured service means cloud providers meter and monitor resource usage for billing and optimization purposes. The scenario does not mention any tracking or metering of the VM usage; it emphasizes the speed and lack of human interaction in provisioning.
✗
Resource pooling
Why it's wrong here
Incorrect. Resource pooling refers to the provider's physical resources being shared among multiple customers (multi-tenancy). The scenario focuses on the customer's experience of instant provisioning, not on how the underlying resources are shared.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates may confuse on-demand self-service with resource pooling, but resource pooling is a provider-side characteristic (multi-tenancy), while on-demand self-service is a user-facing capability to provision resources without human interaction.

Trap categories for this question

Scenario analysis trap
Incorrect. Broad network access refers to resources being available over the network and accessible from a variety of client platforms (e.g., laptops, smartphones). While the lead accessed the Azure portal over the internet, the core focus of the scenario is the ability to provision resources without waiting, not the method of access.

Detailed technical explanation

How to think about this question

On-demand self-service is enabled by Azure Resource Manager (ARM) APIs, which allow users to deploy VMs via the portal, CLI, PowerShell, or SDKs without any manual approval workflow. Under the hood, the Azure Fabric Controller orchestrates the allocation of compute, storage, and networking resources from the pool, typically completing the provisioning in under 15 minutes. This characteristic is critical for DevOps pipelines where infrastructure must be spun up and torn down rapidly without bureaucratic delays.

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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.

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.

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FAQ

Questions learners often ask

What does this AZ-900 question test?

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: On-demand self-service — The scenario demonstrates on-demand self-service because the development team lead was able to provision and configure an Azure virtual machine directly through the Azure portal without any human interaction from Microsoft's staff. This characteristic allows users to automatically obtain computing resources, such as VM time and storage, as needed without requiring manual approval or provisioning from the cloud provider's IT team.

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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