A company has an Amazon EC2 instance that has high CPU utilization.The EC2 instance is a t3.large instance and is running a test web application.The company discovers that the web application would operate better on a compute optimized large instance.What should a SysOps administrator do to make this change?Read More →
A company is running an application on Amazon EC2 instances.A DevOps engineer needs to aggregate the application logs to a central system for the company’s application team to search.A critical error message periodically appears in the log files.The DevOps engineer needs to notify the application team by email when these error messages occur.Which solution will meet these requirements in the MOST operationally efficient manner?Read More →
A media company is using Amazon RDS for PostgreSQL to store user data.The RDS DB instance currently has a publicly accessible setting enabled and is hosted in a public subnet.Following a recent AWS Well-Architected Framework review, a Database Specialist was given new security requirements.✑ Only certain on-premises corporate network IPs should connect to the DB instance.✑ Connectivity is allowed from the corporate network only.Which combination of steps does the Database Specialist need to take to meet these new requirements? (Choose three.)Read More →
A company is running a web-based game in two Availability Zones in the us-west-2 Region.The web servers use an Application Load Balancer (ALB) in public subnets.The ALB has an SSL certificate from AWS Certificate Manager (ACM) with a custom domain name.The game is written in JavaScript and runs entirely in a user’s web browser.The game is increasing in popularity in many countries around the world.The company wants to update the application architecture and optimize costs without compromising performance.What should a solutions architect do to meet these requirements?Read More →
A company is building a pipeline that periodically retrains its machine learning (ML) models by using new streaming data from devices.The company’s data engineering team wants to build a data ingestion system that has high throughput, durable storage, and scalability.The company can tolerate up to 5 minutes of latency for data ingestion.The company needs a solution that can apply basic data transformation during the ingestion process.Which solution will meet these requirements with the MOST operational efficiency?Read More →
Your organization’s security policy requires that all privileged users either use frequently rotated passwords or one-time access credentials in addition to username/password.Which two of the following options would allow an organization to enforce this policy for AWS users? (Choose two.)Read More →
A developer wants to process personally identifiable information by using a public HTTP API that is hosted on Amazon EC2.The developer also wants to protect the data as securely as possible in transit.Which combination of steps will meet these requirements? (Choose two.)Read More →
The Security team believes that a former employee may have gained unauthorized access to AWS resources sometime in the past 3 months by using an identified access key.What approach would enable the Security team to find out what the former employee may have done within AWS?Read More →
A company has automated the nightly retraining of its machine learning models by using AWS Step Functions.The workflow consists of multiple steps that useAWS Lambda.Each step can fail for various reasons, and any failure causes a failure of the overall workflow.A review reveals that the retraining has failed multiple nights in a row without the company noticing the failure.A solutions architect needs to improve the workflow so that notifications are sent for all types of failures in the retraining process.Which combination of steps should the solutions architect take to meet these requirements? (Choose three.)Read More →
A company observes that a newly created Amazon CloudWatch alarm is not transitioning out of the INSUFFICIENT_DATA state.The alarm was created to track the mem_used_percent metric from an Amazon EC2 instance that is deployed in a public subnet.A review of the EC2 instance shows that the unified CloudWatch agent is installed and is running.However, the metric is not available in CloudWatch.A SysOps administrator needs to implement a solution to resolve this problem.Which solution will meet these requirements?Read More →
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