Architecting on AWS Certification AWS Certified Solutions Architect - Associate 4

Question 1

A company needs to migrate 50 TB of on-premises data to Amazon S3 within two weeks. The internet bandwidth is limited to 100 Mbps. Which AWS service should be used?

Accepted Answer

AWS Snowball Edge

Answer

AWS Snowball Edge physically ships a storage device to the customer, enabling offline data transfer that bypasses limited internet bandwidth.

Question 2

An architect wants to implement a multi-region active-passive disaster recovery strategy with an RTO of under 1 hour. Which approach best meets this requirement?

Accepted Answer

Pilot Light with minimal resources pre-provisioned in the DR region

Answer

A Pilot Light configuration keeps core services running in the DR region and can scale up within minutes to meet RTO targets under 1 hour.

Question 3

Which AWS CloudFront feature allows you to run custom code closer to users to personalize content or perform authentication before requests reach the origin?

Accepted Answer

CloudFront Functions

Answer

CloudFront Functions execute lightweight JavaScript at CloudFront edge locations for low-latency request/response manipulation.

Question 4

A company wants to enforce that all new S3 buckets in an AWS account are created with public access blocked. How can this be enforced automatically?

Accepted Answer

Enable S3 Block Public Access at the account level

Answer

Enabling S3 Block Public Access at the account level prevents any bucket or object in the account from being made publicly accessible.

Question 5

A workload requires high-performance computing with GPU instances that need very low latency communication between nodes. Which EC2 feature should be used?

Accepted Answer

Elastic Fabric Adapter (EFA)

Answer

EFA provides OS-bypass networking with very low latency and high throughput, specifically designed for tightly coupled HPC and ML workloads.

Architecting on AWS Certification Practice Test

Architecting on AWS Certification Practice Test

Architecting on AWS Certification AWS Certified Solutions Architect - Associate 4