Question 516 of 1,024
Cloud Technology and ServicesmediumMultiple ChoiceObjective-mapped

CLF-C02 Cloud Technology and Services Practice Question

This CLF-C02 practice question tests your understanding of cloud technology and services. 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 company hosts an e-commerce website on Amazon EC2 instances in the us-east-1 Region. The website serves static assets (images, CSS, and JavaScript) to a global user base. Users in Europe and Asia report slow page load times. The company needs to improve the performance of delivering these static assets to all users without modifying the application code or provisioning additional origin servers. Which AWS service 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

Use Amazon CloudFront to distribute the static assets from AWS edge locations.

Amazon CloudFront is a content delivery network (CDN) that caches static assets at AWS edge locations worldwide, reducing latency for global users without requiring code changes or additional origin servers. It integrates seamlessly with EC2 origins and automatically serves content from the nearest edge location, directly addressing the slow page load times reported in Europe and Asia.

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.

  • Deploy the website on additional Amazon EC2 instances in the eu-west-1 and ap-southeast-1 Regions, and use a Network Load Balancer to distribute traffic across all Regions.

    Why it's wrong here

    This approach requires managing multiple origin servers and does not leverage edge caching. It is more complex and costly, and still may not provide the same performance benefit as a CDN for static assets.

    When this WOULD be correct

    This option would be correct if the question asked for a solution to distribute traffic for a dynamic, stateful application across multiple regions with high availability, and the application could be deployed in those regions without code changes.

  • Use Amazon CloudFront to distribute the static assets from AWS edge locations.

    Why this is correct

    CloudFront caches static content at edge locations around the world. When a user requests a file, CloudFront serves it from the nearest edge location, reducing latency and improving load times without any changes to the origin application.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Use Amazon Route 53 with geolocation routing policies to route users to the nearest AWS Region for the website.

    Why it's wrong here

    Route 53 geolocation routing directs DNS queries to the appropriate origin based on the user's location, but the origin servers remain in a single Region or few Regions. It does not cache content, so users still experience latency from the origin server's location.

    When this WOULD be correct

    If the question required directing user traffic to the nearest regional application endpoint for dynamic content (e.g., an API or web application) and the application was already deployed in multiple regions, Route 53 geolocation routing would be the correct choice to minimize latency.

  • Enable S3 Transfer Acceleration on the Amazon S3 bucket that stores the static assets.

    Why it's wrong here

    S3 Transfer Acceleration improves upload speeds to S3 buckets over long distances by using AWS edge locations. It is not designed for accelerating downloads or serving cached content to end users.

    When this WOULD be correct

    A company needs to upload large files (e.g., video archives, backups) from geographically distributed locations to a central S3 bucket, and wants to minimize upload time without changing the application code.

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.

Use Amazon CloudFront to distribute the static assets from AWS edge locations.Correct answer

Why this is correct

CloudFront caches static content at edge locations around the world. When a user requests a file, CloudFront serves it from the nearest edge location, reducing latency and improving load times without any changes to the origin application.

Deploy the website on additional Amazon EC2 instances in the eu-west-1 and ap-southeast-1 Regions, and use a Network Load Balancer to distribute traffic across all Regions.Wrong answer — click to see why

Why this is wrong here

This option requires modifying the application code to use a Network Load Balancer across regions, and it does not address static asset delivery from edge locations; it also adds complexity without improving latency for static content.

★ When this WOULD be the correct answer

This option would be correct if the question asked for a solution to distribute traffic for a dynamic, stateful application across multiple regions with high availability, and the application could be deployed in those regions without code changes.

Why candidates choose this

Candidates may think that deploying in multiple regions and using a load balancer will reduce latency, but they overlook that static assets are best served from edge caches, and NLB is for TCP/UDP traffic, not HTTP caching.

Use Amazon Route 53 with geolocation routing policies to route users to the nearest AWS Region for the website.Wrong answer — click to see why

Why this is wrong here

Route 53 geolocation routing directs DNS queries to the nearest region, but it does not cache or accelerate content delivery; users still fetch static assets from the origin server in that region, which may be far from edge locations.

★ When this WOULD be the correct answer

If the question required directing user traffic to the nearest regional application endpoint for dynamic content (e.g., an API or web application) and the application was already deployed in multiple regions, Route 53 geolocation routing would be the correct choice to minimize latency.

Why candidates choose this

Candidates may think geolocation routing inherently speeds up content delivery by routing to a nearby region, overlooking that it only handles DNS resolution and does not cache or accelerate static asset delivery.

Enable S3 Transfer Acceleration on the Amazon S3 bucket that stores the static assets.Wrong answer — click to see why

Why this is wrong here

S3 Transfer Acceleration speeds up uploads to S3, not downloads to users. The question asks about delivering static assets to a global user base, and CloudFront (option B) is the correct service for content delivery.

★ When this WOULD be the correct answer

A company needs to upload large files (e.g., video archives, backups) from geographically distributed locations to a central S3 bucket, and wants to minimize upload time without changing the application code.

Why candidates choose this

Candidates may confuse S3 Transfer Acceleration as a content delivery solution because it uses edge locations, but it is designed for uploads, not downloads.

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 S3 Transfer Acceleration (which optimizes uploads to S3) with a CDN service (which optimizes downloads to users), leading them to select Option D even though the question explicitly asks about delivering static assets to a global user base.

Detailed technical explanation

How to think about this question

CloudFront uses a global network of over 600 Points of Presence (PoPs) to cache static assets via HTTP/HTTPS, reducing origin load and latency through edge caching and TCP optimizations like keep-alive and TLS termination. Under the hood, CloudFront supports custom origin headers, cache behaviors based on URL patterns, and automatic invalidation, which allows the company to serve static assets without modifying the EC2-based application. In a real-world scenario, this is critical for e-commerce sites where milliseconds of delay can significantly impact conversion rates, especially for users far from the origin region.

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 CLF-C02 question test?

Cloud Technology and Services — This question tests Cloud Technology and Services — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Use Amazon CloudFront to distribute the static assets from AWS edge locations. — Amazon CloudFront is a content delivery network (CDN) that caches static assets at AWS edge locations worldwide, reducing latency for global users without requiring code changes or additional origin servers. It integrates seamlessly with EC2 origins and automatically serves content from the nearest edge location, directly addressing the slow page load times reported in Europe and Asia.

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

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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.