AWS AWS Networking and Content Delivery 2

Question 1

What is a NAT Gateway used for in an AWS VPC?

Accepted Answer

To allow instances in private subnets to initiate outbound internet connections without exposing them to inbound traffic

Answer

A NAT Gateway allows instances in private subnets to connect to the internet or other AWS services while preventing unsolicited inbound connections.

Question 2

What is VPC Peering?

Accepted Answer

A networking connection between two VPCs that allows traffic to route between them using private IP addresses

Answer

VPC Peering creates a private networking connection between two VPCs, enabling resources in each VPC to communicate as if they are on the same network.

Question 3

Which AWS service provides a managed Web Application Firewall to protect web applications from common exploits?

Accepted Answer

AWS WAF

Answer

AWS WAF (Web Application Firewall) filters malicious web traffic and protects applications against common exploits like SQL injection and XSS.

Question 4

What is AWS Global Accelerator used for?

Accepted Answer

To improve availability and performance of applications using the AWS global network

Answer

AWS Global Accelerator routes user traffic through the AWS global network infrastructure to improve performance and availability of your applications.

Question 5

What is an Elastic Load Balancer (ELB) in AWS?

Accepted Answer

A service that automatically distributes incoming traffic across multiple targets like EC2 instances

Answer

Elastic Load Balancer automatically distributes incoming application traffic across multiple targets, ensuring no single resource is overwhelmed.

AWS Practice Test

AWS Practice Test

AWS AWS Networking and Content Delivery 2