A business to business (B2B) ecommerce company wants to develop a fair and equitable risk mitigation strategy to reject potentially fraudulent transactions.The company wants to reject fraudulent transactions despite the possibility of losing some profitable transactions or customers.Which solution will meet these requirements with the LEAST operational effort?Read More →
A company plans to host a survey website on AWS.The company anticipates an unpredictable amount of traffic.This traffic results in asynchronous updates to the database.The company wants to ensure that writes to the database hosted on AWS do not get dropped.How should the company write its application to handle these database requests?Read More →
A company hosts an on-premises Microsoft SQL Server Enterprise edition database with Transparent Data Encryption (TDE) enabled.The database is 20 TB in size and includes sparse tables.The company needs to migrate the database to Amazon RDS for SQL Server during a maintenance window that is scheduled for an upcoming weekend.Data-at-rest encryption must be enabled for the target DB instance.Which combination of steps should the company take to migrate the database to AWS in the MOST operationally efficient manner? (Choose two.)Read More →
A developer is integrating Amazon ElastiCache in an application.The cache will store data from a database.The cached data must populate real-time dashboards.Which caching strategy will meet these requirements?Read More →
A DevOps engineer is deploying an AWS Service Catalog portfolio using AWS CodePipeline.The pipeline should create products and templates based on a manifest file in either JSON or YAML, and should enforce security requirements on all AWS Service Catalog products managed through the pipeline.Which solution will meet the requirements in an automated fashion?Read More →
A DevOps engineer is setting up a container-based architecture.The engineer has decided to use AWS CloudFormation to automatically provision an Amazon ECS cluster and an Amazon EC2 Auto Scaling group to launch the EC2 container instances.After successfully creating the CloudFormation stack, the engineer noticed that, even though the ECS cluster and the EC2 instances were created successfully and the stack finished the creation, the EC2 instances were associating with a different cluster.How should the DevOps engineer update the CloudFormation template to resolve this issue?Read More →
A company has an application that uses an Amazon Elastic File System (Amazon EFS) file system.A recent incident that involved an application logic error corrupted several files.The company wants to improve its ability to back up and recover the EFS file system.The company must be able to recover individual files rapidly.Which solution meets these requirements MOST cost-effectively?Read More →
A company needs to move its on-premises resources to AWS.The current environment consists of 100 virtual machines (VMs) with a total of 40 TB of storage.Most of the VMs can be taken offline because they support functions during business hours only, however, some are mission critical, so downtime must be minimized.The administrator of the on-premises network provisioned 10 Mbps of internet bandwidth for the migration.The on-premises network throughput has reached capacity and would be costly to increase.A solutions architect must design a migration solution that can be performed within the next 3 months.Which method would fulfill these requirements?Read More →
Amazon CloudWatch Logs agent is successfully delivering logs to the CloudWatch Logs service.However, logs stop being delivered after the associated log stream has been active for a specific number of hours.What steps are necessary to identify the cause of this phenomenon? (Choose two.)Read More →
An application runs on an Amazon EC2 instance that has an Elastic IP address in VPC A.The application requires access to a database in VPC B.Both VPCs are in the same AWS account.Which solution will provide the required access MOST securely?Read More →
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