Solutions Architect Professional (Page 119)

A retail company is operating its ecommerce application on AWS.The application runs on Amazon EC2 instances behind an Application Load Balancer (ALB).The company uses an Amazon RDS DB instance as the database backend.Amazon CloudFront is configured with one origin that points to the ALB.Static content is cached.Amazon Route 53 is used to host all public zones.After an update of the application, the ALB occasionally returns a 502 status code (Bad Gateway) error.The root cause is malformed HTTP headers that are returned to the ALB.The webpage returns successfully when a solutions architect reloads the webpage immediately after the error occurs.While the company is working on the problem, the solutions architect needs to provide a custom error page instead of the standard ALB error page to visitors.Which combination of steps will meet this requirement with the LEAST amount of operational overhead? (Choose two.)Read More →

A company is migrating applications from on premises to the AWS Cloud.These applications power the company’s internal web forms.These web forms collect data for specific events several times each quarter.The web forms use simple SQL statements to save the data to a local relational database.Data collection occurs for each event, and the on-premises servers are idle most of the time.The company needs to minimize the amount of idle infrastructure that supports the web forms.Which solution will meet these requirements?Read More →

An advisory firm is creating a secure data analytics solution for its regulated financial services users.Users will upload their raw data to an Amazon S3 bucket, where they have PutObject permissions only.Data will be analyzed by applications running on an Amazon EMR cluster launched in a VPC.The firm requires that the environment be isolated from the internet.All data at rest must be encrypted using keys controlled by the firm.Which combination of actions should the Solutions Architect take to meet the user’s security requirements? (Choose two.)Read More →

A company runs a popular public-facing ecommerce website.Its user base is growing quickly from a local market to a national market.The website is hosted in an on-premises data center with web servers and a MySQL database.The company wants to migrate its workload to AWS.A solutions architect needs to create a solution to:✑ Improve security✑ Improve reliability✑ Improve availability✑ Reduce latency✑ Reduce maintenanceWhich combination of steps should the solutions architect take to meet these requirements? (Choose three.)Read More →

An elastic network interface (ENI) is a virtual network interface that you can attach to an instance in a VPC.An ENI can include one public IP address, which can be auto-assigned to the elastic network interface for eth0 when you launch an instance, but only when you_____.Read More →

After setting an AWS Direct Connect, which of the following cannot be done with an AWS Direct Connect Virtual Interface?Read More →

Which of the following is the final step that should be completed to start using AWS Direct Connect?Read More →

A user has created a VPC with CIDR 20.0.0.0/16.The user has created one subnet with CIDR 20.0.0.0/16 by mistake.The user is trying to create another subnet of CIDR 20.0.1.0/24.How can the user create the second subnet?Read More →

Which of the following should be followed before connecting to Amazon Virtual Private Cloud (Amazon VPC) using AWS Direct Connect?Read More →

Your supervisor has given you the task of creating an elastic network interface on each of your web servers that connect to a mid-tier network where an application server resides.He also wants this set up as a Dual-homed Instance on Distinct Subnets.Instead of routing network packets through the dual-homed instances, where should each dual-homed instance receive and process requests to fulfil his criteria?Read More →