Which solution will meet these requirements?

2026-03-30
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In: DOP-C02
With: 2 Comments

A company provides an application to customers.The application has an Amazon API Gateway REST API that invokes an AWS Lambda function.On initialization, the Lambda function loads a large amount of data from an Amazon DynamoDB table.The data load process results in long cold-start times of 8-10 seconds.The DynamoDB table has DynamoDB Accelerator (DAX) configured.Customers report that the application intermittently takes a long time to respond to requests.The application receives thousands of requests throughout the day.In the middle of the day, the application experiences 10 times more requests than at any other time of the day.Near the end of the day, the application’s request volume decreases to 10% of its normal total.A DevOps engineer needs to reduce the latency of the Lambda function at all times of the day.Which solution will meet these requirements?Read More →

Which solution will meet these requirements?

2026-03-30
By:
In: SOA-C02
With: 2 Comments

A company uses AWS CloudFormation to deploy its application infrastructure.Recently, a user accidentally changed a property of a database in a CloudFormation template and performed a stack update that caused an interruption to the application.A SysOps administrator must determine how to modify the deployment process to allow the DevOps team to continue to deploy the infrastructure, but prevent against accidental modifications to specific resources.Which solution will meet these requirements?Read More →

Which tools or services should solutions architect use to plan the cloud migration?

2026-03-30
By:
In: SAP-C01
With: 2 Comments

A company wants to migrate its on-premises data center to the AWS Cloud.This includes thousands of virtualized Linux and Microsoft Windows servers, SAN storage, Java and PHP applications with MYSQL, and Oracle databases.There are many dependent services hosted either in the same data center or externally.The technical documentation is incomplete and outdated.A solutions architect needs to understand the current environment and estimate the cloud resource costs after the migration.Which tools or services should solutions architect use to plan the cloud migration? (Choose three.)Read More →

Which solution will meet these requirements with the LEAST operational overhead?

2026-03-30
By:
In: SAP-C02
With: 2 Comments

A company hosts a Git repository in an on-premises data center.The company uses webhooks to invoke functionality that runs in the AWS Cloud.The company hosts the webhook logic on a set of Amazon EC2 instances in an Auto Scaling group that the company set as a target for an Application Load Balancer (ALB).The Git server calls the ALB for the configured webhooks.The company wants to move the solution to a serverless architecture.Which solution will meet these requirements with the LEAST operational overhead?Read More →

Which solution meets this requirement with the LEAST delay?

2026-03-30
By:
In: DVA-C01
With: 2 Comments

A developer is using an AWS CodeCommit repository to store source code for an application.The developer is using an AWS CodePipeline pipeline to deploy the application.The pipeline does not start automatically and must be started manually when a deployment is needed.The developer needs to configure the pipeline to start automatically.Which solution meets this requirement with the LEAST delay?Read More →

Which metrics will indicate an ML solution that will provide the GREATEST probability of detecting an abnormality?

2026-03-30
By:
In: MLS-C01
With: 2 Comments

A chemical company has developed several machine learning (ML) solutions to identify chemical process abnormalities.The time series values of independent variables and the labels are available for the past 2 years and are sufficient to accurately model the problem.The regular operation label is marked as 0 The abnormal operation label is marked as 1.Process abnormalities have a significant negative effect on the company’s profits.The company must avoid these abnormalities.Which metrics will indicate an ML solution that will provide the GREATEST probability of detecting an abnormality?Read More →