Architecting on AWS Certification Architecting On AWS Certification 2

Question 1

A company wants to deploy a multi-tier web application with automatic scaling. Which AWS service combination provides the BEST approach for the web and application tiers?

Accepted Answer

Elastic Load Balancing with Auto Scaling groups and RDS Multi-AZ

Answer

ELB with Auto Scaling groups distributes traffic and scales capacity automatically, while RDS Multi-AZ provides database high availability.

Question 2

Which S3 storage class is MOST cost-effective for data that is accessed once a month and must be retrieved within minutes?

Accepted Answer

S3 Standard-IA

Answer

S3 Standard-IA is designed for infrequently accessed data that still requires rapid retrieval, offering lower storage costs than Standard.

Question 3

A solutions architect needs to ensure that an application can tolerate an Availability Zone failure. What is the MINIMUM number of AZs the architecture should span?

Accepted Answer

2

Answer

Spanning at least 2 AZs ensures the application remains available if one AZ fails, satisfying basic high availability requirements.

Question 4

Which AWS service enables you to run containerized applications without managing the underlying EC2 instances?

Accepted Answer

AWS Fargate

Answer

AWS Fargate is a serverless compute engine for containers that removes the need to provision or manage EC2 instances.

Question 5

A company requires that all data stored in S3 be encrypted at rest using keys they fully control. Which option satisfies this requirement?

Accepted Answer

SSE-C (customer-provided keys)

Answer

SSE-C allows customers to provide and manage their own encryption keys, giving them full control outside of AWS Key Management Service.

Architecting on AWS Certification Practice Test

Architecting on AWS Certification Practice Test

Architecting on AWS Certification Architecting On AWS Certification 2