A company has 10 Amazon EC2 instances in its production account.A SysOps administrator must ensure that email notifications are sent to administrators each time there is an EC2 instance state change.Which solution will meet this requirements?Read More →
Your department creates regular analytics reports from your company’s log files All log data is collected in Amazon S3 and processed by daily Amazon ElasticMapReduce (EMR) jobs that generate daily PDF reports and aggregated tables in CSV format for an Amazon Redshift data warehouse.Your CFO requests that you optimize the cost structure for this system.Which of the following alternatives will lower costs without compromising average performance of the system or data integrity for the raw data?Read More →
A company has a single-page application (SPA) that is served by Amazon CloudFront.An Amazon S3 bucket is the origin of the CloudFront distribution.The company is using Amazon Cognito for authentication.An external security review reveals that unauthenticated users can download the application source code from the SPA in index.html and view internal details of the SPA.A security engineer needs to implement a solution to avoid exposing the source code to unauthenticated users.Which solution will meet these requirements?Read More →
A company is developing a microservices application that will provide a search catalog for customers.The company must use REST APIs to present the frontend of the application to users.The REST APIs must access the backend services that the company hosts in containers in private VPC subnets.Which solution will meet these requirements?Read More →
A startup company recently migrated a large ecommerce website to AWS.The website has experienced a 70% increase in sales.Software engineers are using a private GitHub repository to manage code.The DevOps team is using Jenkins for builds and unit testing.The engineers need to receive notifications for bad builds and zero downtime during deployments.The engineers also need to ensure any changes to production are seamless for users and can be rolled back in the event of a major issue.The software engineers have decided to use AWS CodePipeline to manage their build and deployment process.Which solution will meet these requirements?Read More →
A developer has an application container, an AWS Lambda function, and an Amazon Simple Queue Service (Amazon SQS) queue.The Lambda function uses the SQS queue as an event source.The Lambda function makes a call to a third-party machine learning API when the function is invoked.The response from the third-party API can take up to 60 seconds to return.The Lambda function’s timeout value is currently 65 seconds.The developer has noticed that the Lambda function sometimes processes duplicate messages from the SQS queue.What should the developer do to ensure that the Lambda function does not process duplicate messages?Read More →
A company is planning its migration to the AWS Cloud.The company is identifying its capability gaps by using the AWS Cloud Adoption Framework (AWS CAF) perspectives.Which phase of the cloud transformation journey includes these identification activities?Read More →
A company is creating an application that will keep records.The application will run on Amazon EC2 instances and will use an Amazon Aurora MySQL database as its data store.To maintain compliance, the application must not retain information that is determined to be sensitive.Which technique should a SysOps administrator use to detect if sensitive data is being stored in the application?Read More →
A Machine Learning Specialist receives customer data for an online shopping website.The data includes demographics, past visits, and locality information.TheSpecialist must develop a machine learning approach to identify the customer shopping patterns, preferences, and trends to enhance the website for better service and smart recommendations.Which solution should the Specialist recommend?Read More →
A company uses Amazon S3 to store its confidential audit documents.The S3 bucket uses bucket policies to restrict access to audit team IAM user credentials according to the principle of least privilege.Company managers are worried about accidental deletion of documents in the S3 bucket and want a more secure solution.What should a solutions architect do to secure the audit documents?Read More →
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