AWS Networking and Content Delivery Flashcards
6 cards from real AWS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 AWS Networking and Content Delivery flashcards as text
What is a NAT Gateway used for in an AWS VPC?
Answer: To allow instances in private subnets to initiate outbound internet connections without exposing them to inbound traffic
A NAT Gateway allows instances in private subnets to connect to the internet or other AWS services while preventing unsolicited inbound connections.
What is VPC Peering?
Answer: A networking connection between two VPCs that allows traffic to route between them using private IP addresses
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.
Which AWS service provides a managed Web Application Firewall to protect web applications from common exploits?
Answer: AWS WAF
AWS WAF (Web Application Firewall) filters malicious web traffic and protects applications against common exploits like SQL injection and XSS.
What is AWS Global Accelerator used for?
Answer: To improve availability and performance of applications using the AWS global network
AWS Global Accelerator routes user traffic through the AWS global network infrastructure to improve performance and availability of your applications.
What is an Elastic Load Balancer (ELB) in AWS?
Answer: A service that automatically distributes incoming traffic across multiple targets like EC2 instances
Elastic Load Balancer automatically distributes incoming application traffic across multiple targets, ensuring no single resource is overwhelmed.
Which type of AWS Elastic Load Balancer is best suited for routing HTTP and HTTPS traffic based on content?
Answer: Application Load Balancer (ALB)
Application Load Balancer (ALB) operates at Layer 7 and can route HTTP/HTTPS requests based on URL paths, hostnames, or headers.