- A
AWS Direct Connect
Correct. AWS Direct Connect establishes a dedicated, private network link between an on-premises data center and AWS, offering consistent bandwidth and lower latency by avoiding the public internet.
- B
AWS Site-to-Site VPN
Why wrong: Incorrect. AWS Site-to-Site VPN creates a secured connection over the public internet. While encrypted, it does not provide the dedicated, low-latency performance a Direct Connect link offers, and performance can vary with internet conditions.
- C
AWS Client VPN
Why wrong: Incorrect. AWS Client VPN is a managed remote access VPN service for individual users to connect to AWS or on-premises networks. It is not designed for site-to-site data center connections and uses the public internet.
- D
AWS Transit Gateway
Why wrong: Incorrect. AWS Transit Gateway is a network transit hub that simplifies connecting multiple VPCs and on-premises networks, but it does not itself provide the physical connectivity. It works with Direct Connect or VPN attachments to route traffic.
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 runs a latency-sensitive application on AWS that must communicate with an on-premises data center. The company requires a dedicated, private network connection that provides consistent, low-latency performance and bypasses the public internet. Which AWS service should the company use to meet these requirements?
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
AWS Direct Connect
AWS Direct Connect is the correct choice because it provides a dedicated, private network connection from an on-premises data center to AWS, bypassing the public internet entirely. This ensures consistent, low-latency performance for latency-sensitive applications by using a physical cross-connect or hosted virtual interface, which avoids the variability and potential congestion of internet-based connections.
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.
- ✓
AWS Direct Connect
Why this is correct
Correct. AWS Direct Connect establishes a dedicated, private network link between an on-premises data center and AWS, offering consistent bandwidth and lower latency by avoiding the public internet.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
AWS Site-to-Site VPN
Why it's wrong here
Incorrect. AWS Site-to-Site VPN creates a secured connection over the public internet. While encrypted, it does not provide the dedicated, low-latency performance a Direct Connect link offers, and performance can vary with internet conditions.
When this WOULD be correct
A company needs a secure, encrypted connection between its VPC and on-premises network but can tolerate variable internet performance and does not require dedicated bandwidth. The question would emphasize cost-effectiveness and ease of setup over latency guarantees.
- ✗
AWS Client VPN
Why it's wrong here
Incorrect. AWS Client VPN is a managed remote access VPN service for individual users to connect to AWS or on-premises networks. It is not designed for site-to-site data center connections and uses the public internet.
When this WOULD be correct
A company needs to provide secure remote access for individual employees to access resources in an AWS VPC from their home or remote locations. The employees use client software to connect, and the company requires user-based authentication and encryption over the internet.
- ✗
AWS Transit Gateway
Why it's wrong here
Incorrect. AWS Transit Gateway is a network transit hub that simplifies connecting multiple VPCs and on-premises networks, but it does not itself provide the physical connectivity. It works with Direct Connect or VPN attachments to route traffic.
When this WOULD be correct
A company has multiple VPCs and on-premises networks that need to be interconnected with centralized routing and management. The question asks for a service that simplifies network architecture by acting as a hub for transitive routing between many networks, without specifying the need for a dedicated physical connection.
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.
✓AWS Direct ConnectCorrect answer▾
Why this is correct
Correct. AWS Direct Connect establishes a dedicated, private network link between an on-premises data center and AWS, offering consistent bandwidth and lower latency by avoiding the public internet.
✗AWS Site-to-Site VPNWrong answer — click to see why▾
Why this is wrong here
AWS Site-to-Site VPN uses the public internet to establish encrypted tunnels, which cannot guarantee the consistent, low-latency performance required by a latency-sensitive application, and does not bypass the public internet.
★ When this WOULD be the correct answer
A company needs a secure, encrypted connection between its VPC and on-premises network but can tolerate variable internet performance and does not require dedicated bandwidth. The question would emphasize cost-effectiveness and ease of setup over latency guarantees.
Why candidates choose this
Candidates may confuse Site-to-Site VPN as a private connection because it is encrypted, overlooking that it still traverses the public internet and cannot provide the dedicated, low-latency performance of Direct Connect.
✗AWS Client VPNWrong answer — click to see why▾
Why this is wrong here
AWS Client VPN is a managed remote access VPN service that connects individual users to AWS or on-premises networks over the public internet, not a dedicated private connection between a VPC and a data center. It does not provide consistent low-latency performance or bypass the public internet as required.
★ When this WOULD be the correct answer
A company needs to provide secure remote access for individual employees to access resources in an AWS VPC from their home or remote locations. The employees use client software to connect, and the company requires user-based authentication and encryption over the internet.
Why candidates choose this
Candidates may confuse 'Client VPN' with a site-to-site VPN solution or think it can be used for dedicated connectivity, overlooking that it is designed for individual user access rather than network-to-network private connections.
✗AWS Transit GatewayWrong answer — click to see why▾
Why this is wrong here
AWS Transit Gateway is a network transit hub that connects VPCs and on-premises networks, but it does not provide a dedicated, private physical connection itself; it relies on VPN or Direct Connect for the actual link. The question specifically requires a dedicated, private network connection bypassing the public internet, which is a feature of AWS Direct Connect, not Transit Gateway.
★ When this WOULD be the correct answer
A company has multiple VPCs and on-premises networks that need to be interconnected with centralized routing and management. The question asks for a service that simplifies network architecture by acting as a hub for transitive routing between many networks, without specifying the need for a dedicated physical connection.
Why candidates choose this
Candidates may confuse Transit Gateway as a direct replacement for Direct Connect because it can integrate with Direct Connect and VPNs, and they might think it provides the dedicated connection itself rather than being a routing service that requires an underlying connection.
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 confuse AWS Site-to-Site VPN (which also provides a private tunnel) with a dedicated connection, overlooking that VPNs still traverse the public internet and cannot guarantee consistent low latency, whereas Direct Connect offers a physically private path.
Detailed technical explanation
How to think about this question
AWS Direct Connect operates over a dedicated fiber-optic cable using 802.1Q VLANs to segregate traffic, supporting speeds from 50 Mbps to 100 Gbps via 10GBASE-LR or 100GBASE-LR4 optics. It uses BGP (Border Gateway Protocol) for dynamic routing, allowing for private virtual interfaces (VIFs) to access VPCs or public VIFs for AWS public services, with latency typically under 5 ms for same-region connections. In real-world scenarios, financial trading platforms rely on Direct Connect to achieve sub-millisecond latency between colocation facilities and AWS, which is impossible with VPNs due to internet jitter.
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 healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.
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.
- →
Cloud Technology and Services — study guide chapter
Learn the concepts, then practise the questions
- →
Cloud Technology and Services practice questions
Targeted practice on this topic area only
- →
All CLF-C02 questions
1,024 questions across all exam domains
- →
AWS Certified Cloud Practitioner CLF-C02 study guide
Full concept coverage aligned to exam objectives
- →
CLF-C02 practice test guide
How to use practice tests most effectively before exam day
Related practice questions
Related CLF-C02 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
Cloud Concepts practice questions
Practise CLF-C02 questions linked to Cloud Concepts.
Security and Compliance practice questions
Practise CLF-C02 questions linked to Security and Compliance.
Cloud Technology and Services practice questions
Practise CLF-C02 questions linked to Cloud Technology and Services.
Billing, Pricing, and Support practice questions
Practise CLF-C02 questions linked to Billing, Pricing, and Support.
AWS shared responsibility model practice questions
Practise CLF-C02 questions linked to AWS shared responsibility model.
AWS IAM practice questions
Practise CLF-C02 questions linked to AWS IAM.
AWS pricing practice questions
Practise CLF-C02 questions linked to AWS pricing.
AWS support plans practice questions
Practise CLF-C02 questions linked to AWS support plans.
AWS S3 practice questions
Practise CLF-C02 questions linked to AWS S3.
AWS EC2 practice questions
Practise CLF-C02 questions linked to AWS EC2.
Practice this exam
Start a free CLF-C02 practice session
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
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: AWS Direct Connect — AWS Direct Connect is the correct choice because it provides a dedicated, private network connection from an on-premises data center to AWS, bypassing the public internet entirely. This ensures consistent, low-latency performance for latency-sensitive applications by using a physical cross-connect or hosted virtual interface, which avoids the variability and potential congestion of internet-based connections.
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.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Keep practising
More CLF-C02 practice questions
- A company publishes a message each time a new product is added to its catalogue. Three services need to receive this mes…
- A media company stores frequently accessed video thumbnails in Amazon S3. The thumbnails are read multiple times every d…
- A company needs a service to translate domain names (like www.example.com) into IP addresses, check the health of their…
- A startup runs an application on AWS and receives a monthly bill that charges exactly for the number of compute hours us…
- A financial institution runs its core banking application on-premises due to regulatory requirements. It has connected i…
- A company wants to run a MySQL database in AWS without managing database software installation, applying patches, settin…
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.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.