SAP-C01 (Page 44)

A company runs a software-as-a-service (SaaS) application on AWS.The application consists of AWS Lambda functions and an Amazon RDS for MySQL Multi-AZ database.During market events, the application has a much higher workload than normal.Users notice slow response times during the peak periods because of many database connections.The company needs to improve the scalable performance and availability of the database.Which solution meets these requirements?Read More →

A solutions architect needs to advise a company on how to migrate its on-premises data processing application to the AWS Cloud.Currently, users upload input files through a web portal.The web server then stores the uploaded files on NAS and messages the processing server over a message queue.Each media file can take up to 1 hour to process.The company has determined that the number of media files awaiting processing is significantly higher during business hours, with the number of files rapidly declining after business hours.What is the MOST cost-effective migration recommendation?Read More →

A web design company currently runs several FTP servers that their 250 customers use to upload and download large graphic files They wish to move this system to AWS to make it more scalable, but they wish to maintain customer privacy and Keep costs to a minimum.What AWS architecture would you recommend?Read More →

Your customer wishes to deploy an enterprise application to AWS, which will consist of several web servers, several application servers and a small (50GB)Oracle database.Information is stored, both in the database and the file systems of the various servers.The backup system must support database recovery whole server and whole disk restores, and individual file restores with a recovery time of no more than two hours.They have chosen to use RDS Oracle as the database.Which backup architecture will meet these requirements?Read More →

Your company runs a customer facing event registration site This site is built with a 3-tier architecture with web and application tier servers and a MySQL database The application requires 6 web tier servers and 6 application tier servers for normal operation, but can run on a minimum of 65% server capacity and a single MySQL database.When deploying this application in a region with three availability zones (AZs) which architecture provides high availability?Read More →

An AWS customer is deploying an application mat is composed of an AutoScaling group of EC2 Instances.The customers security policy requires that every outbound connection from these instances to any other service within the customers Virtual Private Cloud must be authenticated using a unique x 509 certificate that contains the specific instance-id.In addition, an x 509 certificates must Designed by the customer’s Key management service in order to be trusted for authentication.Which of the following configurations will support these 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 →

To serve Web traffic for a popular product your chief financial officer and IT director have purchased 10 m1.large heavy utilization Reserved Instances (RIs), evenly spread across two availability zones; Route 53 is used to deliver the traffic to an Elastic Load Balancer (ELB).After several months, the product grows even more popular and you need additional capacity.As a result, your company purchases two C3.2xlarge medium utilization Ris.You register the two c3.2xlarge instances with your ELB and quickly find that the m1.large instances are at 100% of capacity and the c3.2xlarge instances have significant capacity that’s unused.Which option is the most cost effective and uses EC2 capacity most effectively?Read More →

You are looking to migrate your Development (Dev) and Test environments to AWS.You have decided to use separate AWS accounts to host each environment.You plan to link each accounts bill to a Master AWS account using Consolidated Billing.To make sure you keep within budget you would like to implement a way for administrators in the Master account to have access to stop, delete and/or terminate resources in both the Dev and Test accounts.Identify which option will allow you to achieve this goal.Read More →

A company has a complex web application that leverages Amazon CloudFront for global scalability and performance.Over time, users report that the web application is slowing down.The company’s operations team reports that the CloudFront cache hit ratio has been dropping steadily.The cache metrics report indicates that query strings on some URLs are inconsistently ordered and are specified sometimes in mixed-case letters and sometimes in lowercase letters.Which set of actions should the solutions architect take to increase the cache hit ratio as quickly possible?Read More →