Architecting on AWS Certification Architecting On AWS Certification 3

Question 1

A company wants to migrate its on-premises data warehouse to AWS with minimal code changes. Which service is the BEST choice?

Accepted Answer

Amazon Redshift

Answer

Amazon Redshift is a fully managed petabyte-scale data warehouse that supports standard SQL and minimizes code changes from on-premises data warehouses.

Question 2

Which VPC feature allows instances in a private subnet to initiate outbound internet traffic without exposing them to inbound connections?

Accepted Answer

NAT Gateway

Answer

A NAT Gateway allows private subnet instances to reach the internet for outbound traffic while blocking unsolicited inbound connections.

Question 3

An architect is designing a solution where Lambda functions need to access an RDS database securely without hardcoding credentials. Which approach is BEST?

Accepted Answer

Use AWS Secrets Manager with automatic rotation

Answer

AWS Secrets Manager stores and automatically rotates database credentials, which Lambda retrieves at runtime via API without hardcoding.

Question 4

A global application requires low-latency content delivery for static and dynamic content. Which architecture BEST achieves this?

Accepted Answer

Use Amazon CloudFront with an Application Load Balancer as origin

Answer

CloudFront caches static content at edge locations globally and forwards dynamic requests to the ALB origin with low latency.

Question 5

Which AWS service provides a managed message broker that supports both AMQP and MQTT protocols for existing applications?

Accepted Answer

Amazon MQ

Answer

Amazon MQ is a managed message broker service for ActiveMQ and RabbitMQ that supports industry-standard protocols like AMQP, MQTT, and STOMP.

Architecting on AWS Certification Practice Test

Architecting on AWS Certification Practice Test

Architecting on AWS Certification Architecting On AWS Certification 3