Match each AWS networking service to its description.
Drag a concept onto its matching description — or click a concept then click the description.
Isolated cloud network
Dedicated network connection to AWS
DNS and domain registration
Content delivery network (CDN)
Improve application availability and performance
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Amazon VPC: Isolated virtual network in the AWS cloud
Correct matches: Amazon VPC provides an isolated virtual network; AWS Global Accelerator optimizes traffic routing. Common confusions involve mixing up AWS Direct Connect (dedicated connection) with Route 53 (DNS).
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Amazon VPC: Isolated virtual network in the AWS cloud
Why this is correct
Amazon VPC is a logically isolated segment of the AWS cloud where you define your own IP address space, subnets, route tables, and internet/VPN gateways. It functions as the private network foundation for launching resources such as EC2 instances and RDS databases, with granular security control through security groups and network ACLs. This is distinct from DNS or global traffic-routing services, because VPC provides the Layer 2/3 network environment in which your workloads actually operate.
AWS Direct Connect: DNS service that routes users to AWS endpoints
Why it's wrong here
The statement misidentifies AWS Direct Connect, which is actually a dedicated private network connection that links your on-premises data center directly to AWS, bypassing the public internet for lower latency, higher bandwidth, and more consistent performance. It is not a DNS service; that role belongs to Amazon Route 53, which resolves domain names into IP addresses. Direct Connect is a physical and logical hybrid connectivity option, often paired with VPN or multiple virtual interfaces for redundancy.
Amazon Route 53: Dedicated network connection from on-premises to AWS
Why it's wrong here
The description mistakenly attributes a dedicated connection to Amazon Route 53, but Route 53 is a highly available and scalable cloud DNS service that translates friendly domain names into IP addresses and directs user requests to endpoints like CloudFront distributions, load balancers, or EC2 instances. It supports global anycast, latency-based routing, geolocation, and health checks to steer traffic intelligently. Unlike AWS Direct Connect, Route 53 involves no physical cables or dedicated on-premises infrastructure; it operates purely at the application layer as a managed DNS and traffic-routing service.
AWS Global Accelerator: Improves availability and performance by directing traffic over the AWS global network
Why this is correct
AWS Global Accelerator is a networking service that uses the AWS global network and static anycast IP addresses to route user traffic to the most optimal application endpoint, improving internet-facing application performance and availability. It automatically health-checks resources and shifts traffic away from unhealthy endpoints, which is useful for failover and blue/green deployments. Unlike Route 53, which handles DNS resolution globally, Global Accelerator works at Layer 4 and does not simply resolve names but actually optimizes the network path over AWS's backbone.
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One of 988 original CLF-C02 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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.