Identify AWS network services.

21 practice questions under this official exam objective (CLF-C02), each with the answer key, an option-by-option explanation and instant feedback.

Questions under this objective

21 total · page 1 of 2
CLF-C02 S-grade

Which AWS Tool Acts as a Firewall for a VPC Subnet?

Network ACLs are the stateless, subnet-level firewall layer in Amazon VPC that evaluates numbered allow and deny rules for traffic entering and leavin

61 comments
CLF-C02 S-grade

Which AWS Service Provides a Dedicated On-Premises Connection?

AWS Direct Connect is the AWS network service that establishes a dedicated, private connection between an on-premises data center and the AWS Cloud. T

26 comments
CLF-C02 A-grade

AWS VPC Internet Gateway Purpose

An internet gateway is a core VPC component that enables bidirectional communication between instances in a VPC and the public internet. This page cla

18 comments
CLF-C02 A-grade

How Do You Deliver Images and Videos Globally with Minimal Latency Cost-Effectively?

Amazon CloudFront is the AWS content delivery network that caches images and videos at edge locations worldwide, cutting latency for global users. Thi

13 comments
CLF-C02 A-grade

Which AWS Services Connect an On-Premises Network to a VPC?

CLF-C02 tests whether you can distinguish hybrid connectivity services from internal AWS routing and traffic-distribution services. This page confirms

8 comments
CLF-C02 S-grade

AWS Transit Gateway for Simplified VPC and On-Premises Connectivity

This page explains how AWS Transit Gateway acts as a cloud router to simplify connections between multiple VPCs and on-premises networks, reducing the

6 comments
CLF-C02 A-grade

Which AWS Service Captures Inbound and Outbound VPC Traffic?

VPC Flow Logs capture IP traffic metadata for network interfaces in an Amazon VPC, giving visibility for troubleshooting, security analysis, and compl

5 comments
CLF-C02 A-grade

Which AWS Service Distributes HTTP Traffic Across EC2 Instances?

An Application Load Balancer distributes incoming HTTP/HTTPS traffic evenly across running EC2 instances because it operates at Layer 7. This page con

5 comments
CLF-C02 S-grade

Which AWS Service Provides More Consistent Bandwidth Than the Public Internet?

AWS Direct Connect is the service that gives a dedicated, private network path from on-premises to AWS, so it maintains bandwidth throughput and deliv

5 comments
CLF-C02 A-grade

How to Connect AWS Services and VPCs Without Public Internet Exposure?

AWS PrivateLink enables private connectivity between VPCs, supported AWS services, and on-premises networks without routing traffic over the public in

4 comments
CLF-C02 A-grade

Secure On-Premises to AWS Connection Within One Week?

A secure on-premises-to-AWS connection that must be ready within one week is best met by AWS Site-to-Site VPN, which uses IPsec tunnels over the publi

4 comments
CLF-C02 A-grade

Triggering Lambda on EC2 State Changes

Amazon EventBridge is the correct AWS service for triggering a Lambda function when an EC2 instance enters a specific state like stopping. This page e

4 comments
CLF-C02 A-grade

VPC Components: Internet Gateway and Subnet

This question identifies the core components that make up an Amazon Virtual Private Cloud (VPC), specifically focusing on subnets and internet gateway

4 comments
CLF-C02 A-grade

Controlling EC2 Instance Traffic with Security Groups

Security groups act as instance-level virtual firewalls to control network traffic between specific EC2 instances within a VPC.

4 comments
CLF-C02 A-grade

Which AWS Service Improves Performance for Apps Behind ALBs?

This question tests which AWS service improves the performance of public applications deployed behind Application Load Balancers. The answer is AWS Gl

3 comments
CLF-C02 A-grade

Private S3 Access from EC2 Without Internet

This AWS Cloud Practitioner question tests how an Amazon EC2 instance reaches an Amazon S3 bucket without traversing the public internet. The page est

3 comments
CLF-C02 A-grade

AWS Direct Connect for Private On-Premises to AWS Connections

This question identifies AWS Direct Connect as the service providing private network connections from on-premises to AWS. It clarifies why VPC and Rou

3 comments
CLF-C02 A-grade

Which AWS Service Connects VPCs and On-Premises Networks to a Central Hub?

AWS Transit Gateway is the network service that acts as a central hub, letting you connect many VPCs, VPNs, and on-premises networks through a single

3 comments
CLF-C02 A-grade

AWS Service for Global Website Latency Reduction

Amazon CloudFront is the optimal AWS service to reduce latency for a global audience by caching content at edge locations. This page explains why Clou

3 comments
CLF-C02 A-grade

Limiting Network Access at Subnet Level in AWS

This page clarifies the distinction between Security Groups and Network ACLs, establishing that Network ACLs are the correct feature for controlling n

3 comments