SAP-C01 (Page 18)

A company is planning on hosting its ecommerce platform on AWS using a multi-tier web application designed for a NoSQL database.The company plans to use the us-west-2 Region as its primary Region.The company wants to ensure that copies of the application and data are available in second Region, us-west-1, for disaster recovery.The company wants to keep the time to fail over as low as possible.Failing back to the primary Region should be possible without administrative interaction after the primary service is restored.Which design should the solutions architect use?Read More →

An IoT company has rolled out a fleet of sensors for monitoring temperatures in remote locations.Each device connects to AWS IoT Core and sends a message30 seconds, updating an Amazon DynamoDB table.A System Administrator users AWS IoT to verify the devices are still sending messages to AWS IoT Core: the database is not updating.What should a Solutions Architect check to determine why the database is not being updated?Read More →

A company has a Microsoft SQL Server database in its data center and plans to migrate data to Amazon Aurora MySQL.The company has already used the AWSSchema Conversion Tool to migrate triggers, stored procedures and other schema objects to Aurora MySQL.The database contains 1 TB of data and grows less than 1 MB per day.The company’s data center is connected to AWS through a dedicated 1Gbps AWS Direct Connect connection.The company would like to migrate data to Aurora MySQL and perform reconfigurations with minimal downtime to the applications.Which solution meets the company’s requirements?Read More →

A company has several Amazon EC2 instances to both public and private subnets within a VPC that is not connected to the corporate network.A security group associated with the EC2 instances allows the company to use the Windows remote desktop protocol (RDP) over the internet to access the instances.The security team has noticed connection attempts from unknown sources.The company wants to implement a more secure solution to access the EC2 instances.Which strategy should a solutions architect implement?Read More →

An AWS partner company is building a service in AWS Organizations using its organization named org1.This service requires the partner company to have access to AWS resources in a customer account, which is in a separate organization named org2.The company must establish least privilege security access using an API or command line tool to the customer account.What is the MOST secure way to allow org1 to access resources in org2?Read More →

A company is using multiple AWS accounts.The DNS records are stored in a private hosted zone for Amazon Route 53 in Account A.The company’s applications and databases are running in Account B.A solutions architect will deploy a two-tier application in a new VPC.To simplify the configuration, the db.example.com CNAME record set for the Amazon RDS endpoint was created in a private hosted zone for Amazon Route 53.During deployment, the application failed to start.Troubleshooting revealed that db.example.com is not resolvable on the Amazon EC2 instance.The solutions architect confirmed that the record set was created correctly in Route 53.Which combination of steps should the solutions architect take to resolve this issue? (Choose two.)Read More →

An ecommerce company has an order processing application it wants to migrate to AWS.The application has inconsistent data volume patterns, but needs to be avail at all times.Orders must be processed as they occur and in the order that they are received.Which set of steps should a solutions architect take to meet these requirements?Read More →

A European online newspaper service hosts its public-facing WordPress site in a collocated data center in London.The current WordPress infrastructure consists of a load balancer, two web servers, and one MySQL database server.A solutions architect is tasked with designing a solution with the following requirements:✑ Improve the website’s performance✑ Make the web tier scalable and stateless✑ Improve the database server performance for read-heavy loads✑ Reduce latency for users across Europe and the US✑ Design the new architecture with a goal of 99.9% availabilityWhich solution meets these requirements while optimizing operational efficiency?Read More →

A company ingests and processes streaming market data.The data rate is constant.A nightly process that calculates aggregate statistics is run, and each execution takes about 4 hours to complete.The statistical analysis is not mission critical to the business, and previous data points are picked up on the next execution if a particular run fails.The current architecture uses a pool of Amazon EC2 Reserved Instances with 1-year reservations running full time to ingest and store the streaming data in attached Amazon EBS volumes.On-Demand EC2 instances are launched each night to perform the nightly processing, accessing the stored data from NFS shares on the ingestion servers, and terminating the nightly processing servers when complete.The Reserved Instance reservations are expiring, and the company needs to determine whether to purchase new reservations or implement a new design.Which is the most cost-effective design?Read More →

A company is using AWS CloudFormation as its deployment tool for all application.It stages all application binaries and templates within Amazon S3 bucket with versioning enabled.Developers have access to an Amazon EC2 instance that hosts the integrated development (IDE).The Developers download the application binaries from Amazon S3 to the EC2 instance, make changes, and upload the binaries to an S3 bucket after running the unit tests locally.The developers want to improve the existing deployment mechanism and implement CI/CD using AWS CodePipeline.The developers have the following requirements:✑ Use AWS CodeCommit for source control.✑ Automate unit testing and security scanning.✑ Alert the Developers when unit tests fail.✑ Turn application features on and off, and customize deployment dynamically as part of CI/CD.✑ Have the lead Developer provide approval before deploying an application.Which solution will meet these requirements?Read More →