Solutions Architect Professional (Page 84)

You need a persistent and durable storage to trace call activity of an IVR (Interactive Voice Response) system.Call duration is mostly in the 2-3 minutes timeframe.Each traced call can be either active or terminated.An external application needs to know each minute the list of currently active calls.Usually there are a few calls/second, but once per month there is a periodic peak up to 1000 calls/second for a few hours.The system is open 24/7 and any downtime should be avoided.Historical data is periodically archived to files.Cost saving is a priority for this project.What database implementation would better fit this scenario, keeping costs as low as possible?Read More →

A company has IoT sensors that monitor traffic patterns throughout a large city.The company wants to read and collect data from the sensors and perform aggregations on the data.A solutions architect designs a solution in which the IoT devices are streaming to Amazon Kinesis Data Streams.Several applications are reading from the stream.However, several consumers are experiencing throttling and are periodically encountering a ReadProvisionedThroughputExceeded error.Which actions should the solutions architect take to resolve this issue? (Choose three.)Read More →

When does an AWS Data Pipeline terminate the AWS Data Pipeline-managed compute resources?Read More →

A company that provisions job boards for a seasonal workforce is seeing an increase in traffic and usage.The backend services run on a pair of Amazon EC2 instances behind an Application Load Balancer with Amazon DynamoDB as the datastore.Application read and write traffic is slow during peak seasons.Which option provides a scalable application architecture to handle peak seasons with the LEAST development effort?Read More →

What bandwidths do AWS Direct Connect currently support?Read More →

A company needs to build a disaster recovery (DR) solution for its ecommerce website.The web application is hosted on a fleet of t3.large Amazon EC2 instances and uses an Amazon RDS for MySQL DB instance.The EC2 instances are in an Auto Scaling group that extends across multiple Availability Zones.In the event of a disaster, the web application must fail over to the secondary environment with an RPO of 30 seconds and an RTO of 10 minutes.Which solution will meet these requirements MOST cost-effectively?Read More →

Doug has created a VPC with CIDR 10.201.0.0/16 in his AWS account.In this VPC he has created a public subnet with CIDR block 10.201.31.0/24.While launching a new EC2 from the console, he is not able to assign the private IP address 10.201.31.6 to this instance.Which is the most likely reason for this issue?Read More →

A company uses an organization in AWS Organizations to manage the company’s AWS accounts.The company uses AWS CloudFormation to deploy all infrastructure.A finance team wants to build a chargeback model.The finance team asked each business unit to tag resources by using a predefined list of project values.When the finance team used the AWS Cost and Usage Report in AWS Cost Explorer and filtered based on project, the team noticed noncompliant project values.The company wants to enforce the use of project tags for new resources.Which solution will meet these requirements with the LEAST effort?Read More →

The Statement element, of an AWS IAM policy, contains an array of individual statements.Each individual statement is a(n) _________ block enclosed in braces{ }.Read More →

A solutions architect must update an application environment within AWS Elastic Beanstalk using a blue/green deployment methodology.The solutions architect creates an environment that is identical to the existing application environment and deploys the application to the new environment.What should be done next to complete the update?Read More →