Architecting on AWS Certification Architecting on AWS Certification Networking & Content Delivery 3

Question 1

An architect needs to improve global application performance by routing users to the optimal AWS endpoint using the AWS global network. Which service should be used?

Accepted Answer

AWS Global Accelerator

Answer

Amazon CloudFront

Answer

Route 53 latency routing

Answer

AWS Direct Connect

Question 2

A company wants to cache static and dynamic content at edge locations worldwide to reduce origin server load and improve response times. Which service is most appropriate?

Accepted Answer

Amazon CloudFront

Answer

Amazon ElastiCache

Answer

AWS Global Accelerator

Answer

Amazon S3 with Lifecycle policies

Question 3

Which AWS Direct Connect connection type is provided by an AWS partner and shares bandwidth with other customers?

Accepted Answer

Hosted connection

Answer

Dedicated connection

Answer

Transit connection

Answer

Cross-connect connection

Question 4

An architect is designing a VPC and needs subnets that span multiple Availability Zones for high availability. What is true about AWS subnet placement?

Accepted Answer

A subnet is restricted to a single Availability Zone

Answer

A subnet can span multiple Availability Zones

Answer

Subnets automatically span all AZs in a region

Answer

A subnet spans exactly two Availability Zones

Question 5

A company needs to privately access Amazon S3 from EC2 instances without traffic leaving the AWS network, and wants the simplest, most cost-effective option. Which should be used?

Accepted Answer

Gateway VPC Endpoint for S3

Answer

Interface VPC Endpoint for S3

Answer

NAT Gateway with S3 access

Answer

AWS PrivateLink for S3

Question 6

Which Application Load Balancer feature allows routing of requests to different target groups based on URL path patterns?

Accepted Answer

Path-based routing

Answer

Host-based routing

Answer

Query string routing

Answer

IP-based routing

Question 7

An architect needs to ensure that all traffic between EC2 instances in different VPCs stays on the private AWS network without going through the public internet. VPC peering is not suitable due to the number of VPCs involved. What is the recommended solution?

Accepted Answer

Use AWS Transit Gateway to interconnect all VPCs

Answer

Deploy an Internet Gateway in each VPC and use private IPs

Answer

Implement VPN tunnels between every pair of VPCs

Answer

Use Route 53 private hosted zones