AWS Direct Connect for Dedicated Private Connection
A company wants to establish a dedicated, low-latency, private connection between its on-premises data center and an AWS VPC. The company does not want to use the public internet. Which AWS service should be used to meet this requirement?
Quick Answer
The answer is AWS Direct Connect, the correct service for establishing a dedicated, low-latency, private connection between an on-premises data center and an AWS VPC without traversing the public internet. This service works by using industry-standard 802.1Q VLANs to create a private virtual interface (VIF) that directly links your on-premises network to your VPC, bypassing internet congestion and ensuring consistent, predictable network performance. On the AWS Certified SysOps Administrator Associate SOA-C02 exam, this question tests your understanding of hybrid networking scenarios where security and reliability are paramount; a common trap is confusing AWS Direct Connect with a VPN, but remember that a VPN still uses the public internet, while Direct Connect provides a physically dedicated line. For a quick memory tip, think “Direct Connect = Direct Path” — it’s the only service that gives you a private, physical cable straight into AWS, making it ideal for latency-sensitive workloads like real-time data replication.
⚠ Common exam trap
Many candidates confuse AWS Virtual Private Gateway (a required attachment for Direct Connect) with the Direct Connect service itself, or they assume VPC Peering can extend to on-premises networks, but VPC Peering is strictly limited to inter-VPC connectivity within AWS.
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 service because it provides a dedicated, private, low-latency network connection from an on-premises data center to AWS, bypassing the public internet entirely. It uses industry-standard 802.1Q VLANs to create a private virtual interface (VIF) that connects directly to a VPC, ensuring consistent network performance and reduced latency.
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
AWS Direct Connect provides a dedicated private network connection from on-premises to AWS, bypassing the public internet entirely. It satisfies the low-latency and privacy constraints by using a physical cross-connect at an AWS Direct Connect location, delivering consistent network performance rather than variable internet routing.
- ✗
AWS Virtual Private Gateway
Why it's wrong here
A virtual private gateway terminates VPN and Direct Connect connections inside a VPC, but it does not itself provide the dedicated private circuit; that requires AWS Direct Connect. It is tempting because the gateway is the VPC-side endpoint used once a dedicated connection exists.
- ✗
AWS Transit Gateway
Why it's wrong here
Transit Gateway is a regional hub connecting VPCs, VPNs and Direct Connect gateways; alone it does not deliver the dedicated private circuit to on-premises, which AWS Direct Connect provides. It is tempting because it aggregates connectivity, but it is the hub, not the physical link.
- ✗
VPC Peering
Why it's wrong here
VPC peering connects two VPCs over the AWS private network; it cannot reach an on-premises data centre, which needs AWS Direct Connect. It is tempting because peering is private and avoids the public internet, but only between VPCs, not to customer premises.
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Same concept, more angles
1 more way this is tested on SOA-C02
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. Which AWS service can be used to create a private, dedicated connection between an on-premises data center and AWS?
easy- A.AWS Site-to-Site VPN
- B.AWS Transit Gateway
- C.VPC Peering
- ✓ D.AWS Direct Connect
Why D: AWS Direct Connect provides a dedicated, private network connection from an on-premises data center to AWS, bypassing the public internet. It offers more consistent network performance, lower latency, and reduced bandwidth costs compared to internet-based connections. This makes it the correct choice for a private, dedicated connection.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This SOA-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 SOA-C02 exam.