- A
Availability Zones
Why wrong: An Availability Zone is a physically separate data center within an AWS Region. It is designed for high availability and fault tolerance of compute and storage resources, not for caching content close to end users. Using multiple Availability Zones provides application resilience but does not directly reduce latency for global users.
- B
Edge Locations
Edge Locations are a global network of data centers used by Amazon CloudFront to cache copies of content closer to users. By serving content from the nearest edge location, the company reduces latency and improves load times for static assets. This is the correct solution for the described requirement.
- C
Regional Edge Caches
Why wrong: Regional Edge Caches are intermediate caching layers between CloudFront edge locations and the origin. They are larger and help reduce load on the origin for less-popular content. However, they are not as geographically distributed as edge locations and therefore not the closest to end users. For optimal latency, the company should use edge locations directly.
- D
AWS Direct Connect Locations
Why wrong: AWS Direct Connect Locations are physical points of presence where customers can establish dedicated network connections from their on-premises data centers to AWS. This service is used for private, high-bandwidth connectivity, not for caching content or improving user-facing latency. It does not serve cached content to end users.
CLF-C02 Cloud Concepts Practice Question
This CLF-C02 practice question tests your understanding of cloud concepts. 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.
A social media company hosts a web application on AWS that serves millions of users worldwide. The application delivers static content such as images, videos, and CSS files. To improve load times for users in different geographic regions, the company wants to cache this content at AWS locations that are as close to end users as possible. Which component of the AWS global infrastructure should the company use?
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
Edge Locations
Edge Locations are part of the AWS CloudFront content delivery network (CDN) and are specifically designed to cache static content (e.g., images, videos, CSS) at geographically dispersed points of presence (PoPs) close to end users. This reduces latency by serving content from the nearest edge location rather than the origin server, directly addressing the requirement to improve load times for a global user base.
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.
- ✗
Availability Zones
Why it's wrong here
An Availability Zone is a physically separate data center within an AWS Region. It is designed for high availability and fault tolerance of compute and storage resources, not for caching content close to end users. Using multiple Availability Zones provides application resilience but does not directly reduce latency for global users.
When this WOULD be correct
An exam question asking which AWS infrastructure component should be used to deploy an application across multiple isolated locations within a single region to achieve high availability and fault tolerance would have Availability Zones as the correct answer.
- ✓
Edge Locations
Why this is correct
Edge Locations are a global network of data centers used by Amazon CloudFront to cache copies of content closer to users. By serving content from the nearest edge location, the company reduces latency and improves load times for static assets. This is the correct solution for the described requirement.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Regional Edge Caches
Why it's wrong here
Regional Edge Caches are intermediate caching layers between CloudFront edge locations and the origin. They are larger and help reduce load on the origin for less-popular content. However, they are not as geographically distributed as edge locations and therefore not the closest to end users. For optimal latency, the company should use edge locations directly.
When this WOULD be correct
A company has a large amount of content that is not accessed frequently but still needs to be cached to reduce latency for occasional users. The question specifies that content is less popular and the goal is to reduce load on origin servers while still providing some caching benefit.
- ✗
AWS Direct Connect Locations
Why it's wrong here
AWS Direct Connect Locations are physical points of presence where customers can establish dedicated network connections from their on-premises data centers to AWS. This service is used for private, high-bandwidth connectivity, not for caching content or improving user-facing latency. It does not serve cached content to end users.
When this WOULD be correct
A company needs a dedicated, private, low-latency connection from its on-premises network to AWS, bypassing the public internet, for consistent network performance or regulatory compliance.
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.
✓Edge LocationsCorrect answer▾
Why this is correct
Edge Locations are a global network of data centers used by Amazon CloudFront to cache copies of content closer to users. By serving content from the nearest edge location, the company reduces latency and improves load times for static assets. This is the correct solution for the described requirement.
✗Availability ZonesWrong answer — click to see why▾
Why this is wrong here
Availability Zones are distinct physical locations within an AWS Region that provide high availability and fault tolerance for applications, but they do not cache content or serve as edge locations for content delivery to end users globally.
★ When this WOULD be the correct answer
An exam question asking which AWS infrastructure component should be used to deploy an application across multiple isolated locations within a single region to achieve high availability and fault tolerance would have Availability Zones as the correct answer.
Why candidates choose this
Candidates may confuse Availability Zones with edge locations because both are geographically distributed, but they serve different purposes: Availability Zones are for compute and storage resilience, not for content caching at the edge.
✗Regional Edge CachesWrong answer — click to see why▾
Why this is wrong here
Regional Edge Caches are used for caching content that is less frequently accessed, not for delivering static content to end users as close as possible. Edge Locations are the correct choice for caching static content at locations near users globally.
★ When this WOULD be the correct answer
A company has a large amount of content that is not accessed frequently but still needs to be cached to reduce latency for occasional users. The question specifies that content is less popular and the goal is to reduce load on origin servers while still providing some caching benefit.
Why candidates choose this
Candidates may confuse Regional Edge Caches with Edge Locations, thinking both serve similar purposes, or they may overestimate the role of Regional Edge Caches in global content delivery.
✗AWS Direct Connect LocationsWrong answer — click to see why▾
Why this is wrong here
AWS Direct Connect Locations are physical sites where you can establish dedicated network connections from your on-premises data center to AWS, not for caching content at edge locations close to end users.
★ When this WOULD be the correct answer
A company needs a dedicated, private, low-latency connection from its on-premises network to AWS, bypassing the public internet, for consistent network performance or regulatory compliance.
Why candidates choose this
Candidates may confuse 'Direct Connect' with 'direct access' to AWS infrastructure, thinking it provides faster content delivery, but it is a network connectivity service, not a caching service.
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?”
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse Regional Edge Caches (which are a mid-tier cache layer) with Edge Locations (the user-facing cache), leading them to select Option C instead of B, even though the question explicitly asks for the component 'closest to end users.'
Detailed technical explanation
How to think about this question
CloudFront Edge Locations use a global network of over 600 PoPs, each running a cache that stores content based on TTL headers (e.g., Cache-Control max-age). When a user requests content, CloudFront routes the request to the nearest edge location via DNS, and if the content is not cached (a cache miss), it fetches it from the origin or a Regional Edge Cache, then caches it for subsequent requests. This architecture leverages HTTP/2 and TCP optimizations to minimize latency, and in real-world scenarios, a single cache hit at an edge location can reduce page load times by over 50% for users on different continents.
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
An e-commerce site experiences heavy traffic on Black Friday and near-zero traffic during off-peak weeks. Rather than provisioning permanent large VMs, the team uses auto-scaling groups that add capacity automatically under load and reduce it overnight. Questions like this test whether you understand elasticity, availability zones, and cloud compute scaling patterns.
What to study next
Got this wrong? Here's your next step.
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FAQ
Questions learners often ask
What does this CLF-C02 question test?
Cloud Concepts — This question tests Cloud Concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Edge Locations — Edge Locations are part of the AWS CloudFront content delivery network (CDN) and are specifically designed to cache static content (e.g., images, videos, CSS) at geographically dispersed points of presence (PoPs) close to end users. This reduces latency by serving content from the nearest edge location rather than the origin server, directly addressing the requirement to improve load times for a global user base.
What should I do if I get this CLF-C02 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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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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