Question 1,015 of 988
CLF-C02 Cloud Concepts Practice Question
A company is migrating its IT operations to AWS. Previously, when a developer needed a new server for a project, the developer had to submit a formal request to the IT department. The request would be reviewed, approved, and then a physical server would be procured, configured, and deployed—a process that often took several weeks. After migrating to AWS, the developer can log in to the AWS Management Console and launch a new Amazon EC2 instance with the exact required configuration within minutes, without any interaction with IT staff. Which essential characteristic of cloud computing does this scenario BEST demonstrate?
⚠ Common exam trap
Watch out — candidates often confuse 'on-demand self-service' with 'resource pooling' because both involve rapid provisioning, but the key differentiator is the absence of human interaction with the provider (IT staff) versus the multi-tenant sharing of resources.
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 describes a developer provisioning an EC2 instance directly via the AWS Management Console without any human intervention from IT staff. This aligns with the NIST-defined characteristic of on-demand self-service, where a consumer can unilaterally provision computing capabilities as needed automatically without requiring human interaction with each service provider.
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. On-demand self-service allows users to provision and manage computing resources as needed without requiring human interaction with the service provider. The developer's ability to launch an EC2 instance directly from the AWS Management Console without IT involvement is a clear example of this characteristic.
- ✗
Broad network access
Why it's wrong here
Incorrect. Broad network access refers to the ability to access cloud resources over the network using standard protocols from a variety of devices (e.g., laptops, smartphones). While the developer accesses AWS via the internet, the primary point of the scenario is the ability to self-provision resources, not the method of access.
When this WOULD be correct
A question describing how users can access cloud services from various devices (e.g., laptops, smartphones, tablets) over the internet using standard protocols would make broad network access the correct answer.
- ✗
Resource pooling
Why it's wrong here
Incorrect. Resource pooling means the cloud provider's computing resources are pooled to serve multiple customers using a multi-tenant model, with physical and virtual resources dynamically assigned and reassigned according to demand. The scenario focuses on the ease of provisioning, not on how resources are shared among customers.
When this WOULD be correct
A question describing how multiple customers share the same physical infrastructure while their data remains isolated, or how AWS dynamically allocates compute resources across different users based on demand, would make resource pooling the correct answer.
- ✗
Measured service
Why it's wrong here
Incorrect. Measured service means cloud systems automatically control and optimize resource use by leveraging a metering capability at some level of abstraction appropriate to the type of service (e.g., storage, processing, bandwidth). The scenario describes the provisioning process, not the tracking or billing of usage.
When this WOULD be correct
A company uses AWS to track and bill each department for its exact resource consumption, with detailed usage reports. The question asks which characteristic enables pay-per-use billing and resource monitoring.
Option-by-option analysis
Why each answer is right or wrong
Understanding why wrong answers are wrong — and when they would be correct — is what separates a 750 score from a 900. The CLF-C02 exam frequently reuses these exact scenarios with slightly different constraints.
✓On-demand self-serviceCorrect answer▾
Why this is correct
Correct. On-demand self-service allows users to provision and manage computing resources as needed without requiring human interaction with the service provider. The developer's ability to launch an EC2 instance directly from the AWS Management Console without IT involvement is a clear example of this characteristic.
✗Broad network accessWrong answer — click to see why▾
Why this is wrong here
Broad network access refers to capabilities being available over the network and accessed by standard mechanisms, not to the ability to provision resources without human interaction. The scenario emphasizes self-provisioning, not network accessibility.
★ When this WOULD be the correct answer
A question describing how users can access cloud services from various devices (e.g., laptops, smartphones, tablets) over the internet using standard protocols would make broad network access the correct answer.
Why candidates choose this
Candidates may confuse the ability to access AWS via the internet (broad network access) with the self-service provisioning aspect, especially since both involve logging into the console.
✗Resource poolingWrong answer — click to see why▾
Why this is wrong here
Resource pooling refers to multi-tenant computing resources that are dynamically assigned and reassigned to serve multiple customers, which is not demonstrated by a single developer provisioning a server without IT interaction.
★ When this WOULD be the correct answer
A question describing how multiple customers share the same physical infrastructure while their data remains isolated, or how AWS dynamically allocates compute resources across different users based on demand, would make resource pooling the correct answer.
Why candidates choose this
Candidates may confuse the ability to quickly provision resources (on-demand self-service) with the underlying multi-tenant architecture (resource pooling) that enables cloud providers to offer such services efficiently.
✗Measured serviceWrong answer — click to see why▾
Why this is wrong here
The scenario emphasizes the ability to provision resources without human interaction, which is on-demand self-service. Measured service refers to metering and billing based on usage, not the provisioning process.
★ When this WOULD be the correct answer
A company uses AWS to track and bill each department for its exact resource consumption, with detailed usage reports. The question asks which characteristic enables pay-per-use billing and resource monitoring.
Why candidates choose this
Candidates may confuse the automated provisioning with the metering aspect, thinking that 'measured' implies the ability to get resources quickly, or they may not distinguish between provisioning and usage tracking.
Analysis generated from the official CLF-C02blueprint and verified against question context. The “when correct” sections are what AI assistants cite when candidates ask “what’s the difference between these options?”
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Last reviewed: Jun 11, 2026
This CLF-C02 practice question is part of Courseiva's free Amazon Web Services 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 CLF-C02 exam.
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