A company wants to set up an entire development and continuous delivery toolchain for coding, building, testing, and deploying code.Which AWS service will meet these requirements?Read More →
A SysOps Administrator deployed an AWS Elastic Beanstalk worker node environment that reads messages from an auto-generated Amazon Simple QueueService (Amazon SQS) queue and deletes them from the queue after processing.Amazon EC2 Auto Scaling scales in and scales out the number of worker nodes based on CPU utilization.After some time, the Administrator notices that the number of messages in the SQS queue are increasing significantly.Which action will remediate this issue?Read More →
A healthcare company wants to create a machine learning (ML) model to predict patient outcomes.A data science team developed an ML model by using a custom ML library.The company wants to use Amazon SageMaker to train this model.The data science team creates a custom SageMaker image to train the model.When the team tries to launch the custom image in SageMaker Studio, the data scientists encounter an error within the application.Which service can the data scientists use to access the logs for this error?Read More →
A company wants to move from many standalone AWS accounts to a consolidated, multi-account architecture.The company plans to create many new AWS accounts for different business units.The company needs to authenticate access to these AWS accounts by using a centralized corporate directory service.Which combination of actions should a solutions architect recommend to meet these requirements? (Choose two.)Read More →
A company is using Amazon Redshift as its data warehouse solution.The Redshift cluster handles the following types of workloads:✑ Real-time inserts through Amazon Kinesis Data Firehose✑ Bulk inserts through COPY commands from Amazon S3✑ Analytics through SQL queriesRecently, the cluster has started to experience performance issues.Which combination of actions should a database specialist take to improve the cluster’s performance? (Choose three.)Read More →
A company uses Amazon API Gateway to expose a set of APIs to customers.The APIs have caching enabled in API Gateway.Customers need a way to invalidate the cache for each API when they test the API.What should a developer do to give customers the ability to invalidate the API cache?Read More →
An IT team has built an AWS CloudFormation template so others in the company can quickly and reliably deploy and terminate an application.The template creates an Amazon EC2 instance with a user data script to install the application and an Amazon S3 bucket that the application uses to serve static webpages while it is running.All resources should be removed when the CloudFormation stack is deleted.However, the team observes that CloudFormation reports an error during stack deletion, and the S3 bucket created by the stack is not deleted.How can the team resolve the error in the MOST efficient manner to ensure that all resources are deleted without errors?Read More →
A company needs to implement failover for its application.The application includes an Amazon CloudFront distribution and a public Application Load Balancer (ALB) in an AWS Region.The company has configured the ALB as the default origin for the distribution.After some recent application outages, the company wants a zero-second RTO.The company deploys the application to a secondary Region in a warm standby configuration.A DevOps engineer needs to automate the failover of the application to the secondary Region so that HTTP GET requests meet the desired RTO.Which solution will meet these requirements?Read More →
A SysOps administrator is setting up a fleet of Amazon EC2 instances in an Auto Scaling group for an application.The fleet should have 50% CPU available at all times to accommodate bursts of traffic.The load will increase significantly between the hours of 09:00 and 17:00, 7 days a week.How should the SysOps administrator configure the scaling of the EC2 instances to meet these requirements?Read More →
A company’s application is increasingly popular and experiencing latency because of high volume reads on the database server.The service has the following properties:✑ A highly available REST API hosted in one region using Application Load Balancer (ALB) with auto scaling.✑ A MySQL database hosted on an Amazon EC2 instance in a single Availability Zone.The company wants to reduce latency, increase in-region database read performance, and have multi-region disaster recovery capabilities that can perform a live recovery automatically without any data or performance loss (HA/DR).Which deployment strategy will meet these requirements?Read More →
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