Solutions Architect Professional (Page 90)

An online magazine will launch its latest edition this month.This edition will be the first to be distributed globally.The magazine’s dynamic website currently uses an Application Load Balancer in front of the web tier, a fleet of Amazon EC2 instances for web and application servers, and Amazon Aurora MySQL.Portions of the website include static content and almost all traffic is read-only.The magazine is expecting a significant spike in internet traffic when the new edition is launched.Optimal performance is a top priority for the week following the launch.Which combination of steps should a solutions architect take to reduce system response times for a global audience? (Choose two.)Read More →

A company runs its application in the eu-west-1 Region and has one account for each of its environments: development, testing, and production.All the environments are running 24 hours a day, 7 days a week by using stateful Amazon EC2 instances and Amazon RDS for MySQL databases.The databases are between 500 GB and 800 GB in size.The development team and testing team work on business days during business hours, but the production environment operates 24 hours a day, 7 days a week.The company wants to reduce costs.All resources are tagged with an environment tag with either development, testing, or production as the key.What should a solutions architect do to reduce costs with the LEAST operational effort?Read More →

A company is running an application in the AWS Cloud.The application uses AWS Lambda functions and Amazon Elastic Container Service (Amazon ECS) containers that run with AWS Fargate technology as its primary compute.The load on the application is irregular.The application experiences long periods of no usage, followed by sudden and significant increases and decreases in traffic.The application is write-heavy and stores data in an Amazon Aurora MySQL database.The database runs on an Amazon RDS memory optimized DB instance that is not able to handle the load.What is the MOST cost-effective way for the company to handle the sudden and significant changes in traffic?Read More →

A company is building a software-as-a-service (SaaS) solution on AWS.The company has deployed an Amazon API Gateway REST API with AWS Lambda integration in multiple AWS Regions and in the same production account.The company offers tiered pricing that gives customers the ability to pay for the capacity to make a certain number of API calls per second.The premium tier offers up to 3,000 calls per second, and customers are identified by a unique API key.Several premium tier customers in various Regions report that they receive error responses of 429 Too Many Requests from multiple API methods during peak usage hours.Logs indicate that the Lambda function is never invoked.What could be the cause of the error messages for these customers?Read More →

A medical company is running a REST API on a set of Amazon EC2 instances.The EC2 instances run in an Auto Scaling group behind an Application LoadBalancer (ALB).The ALB runs in three public subnets, and the EC2 instances run in three private subnets.The company has deployed an Amazon CloudFront distribution that has the ALB as the only origin.Which solution should a solutions architect recommend to enhance the origin security?Read More →

A company has purchased appliances from different vendors.The appliances all have IoT sensors.The sensors send status information in the vendors’ proprietary formats to a legacy application that parses the information into JSON.The parsing is simple, but each vendor has a unique format.Once daily, the application parses all the JSON records and stores the records in a relational database for analysis.The company needs to design a new data analysis solution that can deliver faster and optimize costs.Which solution will meet these requirements?Read More →

A solutions architect has launched multiple Amazon EC2 instances in a placement group within a single Availability Zone.Because of additional load on the system, the solutions architect attempts to add new instances to the placement group.However, the solutions architect receives an insufficient capacity error.What should the solutions architect do to troubleshoot this issue?Read More →

A company is migrating some of its applications to AWS.The company wants to migrate and modernize the applications quickly after it finalizes networking and security strategies.The company has set up an AWS Direct Connect connection in a central network account.The company expects to have hundreds of AWS accounts and VPCs in the near future.The corporate network must be able to access the resources on AWS seamlessly and also must be able to communicate with all the VPCs.The company also wants to route its cloud resources to the internet through its on-premises data center.Which combination of steps will meet these requirements? (Choose three.)Read More →

A developer reports receiving an Error 403: Access Denied message when they try to download an object from an Amazon S3 bucket.The S3 bucket is accessed using an S3 endpoint inside a VPC, and is encrypted with an AWS KMS key.A solutions architect has verified that the developer is assuming the correct IAM role in the account that allows the object to be downloaded.The S3 bucket policy and the NACL are also valid.Which additional step should the solutions architect take to troubleshoot this issue?Read More →

A company has hundreds of AWS accounts.The company recently implemented a centralized internal process for purchasing new Reserved Instances and modifying existing Reserved Instances.This process requires all business units that want to purchase or modify Reserved Instances to submit requests to a dedicated team for procurement.Previously, business units directly purchased or modified Reserved Instances in their own respective AWS accounts autonomously.A solutions architect needs to enforce the new process in the most secure way possible.Which combination of steps should the solutions architect take to meet these requirements? (Choose two.)Read More →