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Which of the following options provide a viable solution to remedy this situation?
A customer has established an AWS Direct Connect connection to AWS. The link is up and routes are being advertised from the customer's end, however the customer is unable to connect from EC2 instances inside its VPC to servers residing in its datacenter. Which of the following options provide a...
Which alternatives should you consider?
You are designing Internet connectivity for your VPC. The Web servers must be available on the Internet. The application must have a highly available architecture. Which alternatives should you consider? (Choose two.)A . Configure a NAT instance in your VPB . Create a default route via the NAT instance and...
Which set of actions should the solutions architect take to increase the cache hit ratio as quickly possible?
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...
Which setup win meet the requirements?
You have recently joined a startup company building sensors to measure street noise and air quality in urban areas. The company has been running a pilot deployment of around 100 sensors for 3 months each sensor uploads 1KB of sensor data every minute to a backend hosted on AWS. During...
Do you need to change anything in the architecture to maintain the high availability or the application with the anticipated additional load? Why?
Your application is using an ELB in front of an Auto Scaling group of web/application servers deployed across two AZs and a Multi-AZ RDS Instance for data persistence. The database CPU is often above 80% usage and 90% of I/O operations on the database are reads. To improve performance you...
How could you best migrate this application to AWS while meeting your business continuity requirements?
You are responsible for a legacy web application whose server environment is approaching end of life. You would like to migrate this application to AWS as quickly as possible, since the application environment currently has the following limitations: - The VM's single 10GB VMDK is almost full; - Me virtual...
Which of the following would meet all of these conditions?
An enterprise wants to use a third-party SaaS application. The SaaS application needs to have access to issue several API commands to discover Amazon EC2 resources running within the enterprise's account The enterprise has internal security policies that require any outside access to their environment must conform to the principles...
How do you implement the most cost-efficient architecture without compromising high availability and quality of video delivery?
Your website is serving on-demand training videos to your workforce. Videos are uploaded monthly in high resolution MP4 format. Your workforce is distributed globally often on the move and using company-provided tablets that require the HTTP Live Streaming (HLS) protocol to watch a video. Your company has no video transcoding...
What will allow the application running inside the VPC to reach back and access its internal dependencies without being reconfigured?
You are tasked with moving a legacy application from a virtual machine running inside your datacenter to an Amazon VPC. Unfortunately, this app requires access to a number of on-premises services and no one who configured the app still works for your company. Even worse there's no documentation for it....
In addition to running your application in multiple regions, which option will support this application’s requirements?
Your company hosts a social media site supporting users in multiple countries. You have been asked to provide a highly available design tor the application that leverages multiple regions tor the most recently accessed content and latency sensitive portions of the wet) site. The most latency sensitive component of the...
