Amazon (SAA-C03) Exam Questions And Answers page 65
A solutions architect needs to design a resilient solution for Windows users home directories. The solution must provide fault tolerance, file-level backup and recovery, and access control, based upon the company s Active Directory.
Which storage solution meets these requirements?
Which storage solution meets these requirements?
Configure a Multi-AZ file system with Amazon FSx for Windows File Server. Join Amazon FSx to Active Directory.
Configure Amazon Elastic File System (Amazon EFS) for the users home directories. Configure AWS Single Sign-On with Active Directory.
Configure Amazon Elastic Block Store (Amazon EBS) to store the users home directories. Configure AWS Single Sign-On with Active Directory.
Design Resilient Architectures
A solutions architect needs to design a solution that retrieves data every 2 minutes from a third-party web service that is accessible through the internet. A Python script runs the data retrieval in less than 100 milliseconds for each retrieval. The response is a JSON object that contains sensor data that is less than 1 KB in size. The solutions architect needs to store the JSON object along with the timestamp.
Which solution meets these requirements MOST cost-effectively?
Which solution meets these requirements MOST cost-effectively?
Deploy an Amazon EC2 instance with a Linux operating system. Configure a cron job to run the script every 2 minutes. Extend the script to store the JSON object along with the timestamp in a MySQL database that is hosted on an Amazon RDS DB instance.
Deploy an Amazon EC2 instance with a Linux operating system to extend the script to run in an infinite loop every 2 minutes. Store the JSON object along with the timestamp in an Amazon DynamoDB table that uses the timestamp as the primary key. Run the script on the EC2 instance.
Deploy an AWS Lambda function to extend the script to store the JSON object along with the timestamp in an Amazon DynamoDB table that uses the timestamp as the primary key. Use an Amazon EventBridge (Amazon CloudWatch Events) scheduled event that is initiated every 2 minutes to invoke the Lambda function.
Deploy an AWS Lambda function to extend the script to run in an infinite loop every 2 minutes. Store the JSON object along with the timestamp in an Amazon DynamoDB table that uses the timestamp as the primary key. Ensure that the script is called by the handler function that is configured for the Lambda function.
Design Cost-Optimized Architectures
A solutions architect needs to design a system to store client case files. The files are core company assets and are important. The number of files will grow over time.
The files must be simultaneously accessible from multiple application servers that run on Amazon EC2 instances. The solution must have built-in redundancy.
Which solution meets these requirements?
The files must be simultaneously accessible from multiple application servers that run on Amazon EC2 instances. The solution must have built-in redundancy.
Which solution meets these requirements?
Amazon Elastic File System (Amazon EFS)
Amazon Elastic Block Store (Amazon EBS)
Amazon S3 Glacier Deep Archive
AWS Backup
Design Resilient Architectures
Define Performant Architectures
A solutions architect needs to design the architecture for an application that a vendor provides as a Docker container image. The container needs 50 GB of storage available for temporary files. The infrastructure must be serverless.
Which solution meets these requirements with the LEAST operational overhead?
Which solution meets these requirements with the LEAST operational overhead?
Create an AWS Lambda function that uses the Docker container image with an Amazon S3 mounted volume that has more than 50 GB of space.
Create an AWS Lambda function that uses the Docker container image with an Amazon Elastic Block Store (Amazon EBS) volume that has more than 50 GB of space.
Create an Amazon Elastic Container Service (Amazon ECS) cluster that uses the AWS Fargate launch type. Create a task definition for the container image with an Amazon Elastic File System (Amazon EFS) volume. Create a service with that task definition.
Create an Amazon Elastic Container Service (Amazon ECS) cluster that uses the Amazon EC2 launch type with an Amazon Elastic Block Store (Amazon EBS) volume that has more than 50 GB of space. Create a task definition for the container image. Create a service with that task definition.
Define Performant Architectures
Specify Secure Applications and Architectures
A solutions architect needs to ensure that all Amazon Elastic Block Store (Amazon EBS) volumes restored from unencrypted EBC snapshots are encrypted.
What should the solutions architect do to accomplish this?
What should the solutions architect do to accomplish this?
Enable EBS encryption by default for the AWS Region.
Enable EBS encryption by default for the specific volumes.
Create a new volume and specify the symmetric customer master key (CMK) to use for encryption.
Create a new volume and specify the asymmetric customer master key (CMK) to use for encryption.
Specify Secure Applications and Architectures
A solutions architect needs to ensure that API calls to Amazon DynamoDB from Amazon EC2 instances in a VPC do not traverse the internet.
What should the solutions architect do to accomplish this? (Choose two.)
What should the solutions architect do to accomplish this? (Choose two.)
Create a route table entry for the endpoint.
Create a gateway endpoint for DynamoDB.
Create a new DynamoDB table that uses the endpoint.
Create an ENI for the endpoint in each of the subnets of the VPC.
Create a security group entry in the default security group to provide access.
Define Performant Architectures
Specify Secure Applications and Architectures
A solutions architect needs to host a high performance computing (HPC) workload in the AWS Cloud. The workload will run on hundreds of Amazon EC2 instances and will require parallel access to a shared file system to enable distributed processing of large datasets. Datasets will be accessed across multiple instances simultaneously. The workload requires access latency within 1 ms. After processing has completed, engineers will need access to the dataset for manual postprocessing.
Which solution will meet these requirements?
Which solution will meet these requirements?
Use Amazon Elastic File System (Amazon EFS) as a shared file system. Access the dataset from Amazon EFS.
Mount an Amazon S3 bucket to serve as the shared file system. Perform postprocessing directly from the S3 bucket.
Use Amazon FSx for Lustre as a shared file system. Link the file system to an Amazon S3 bucket for postprocessing.
Configure AWS Resource Access Manager to share an Amazon S3 bucket so that it can be mounted to all instances for processing and postprocessing.
Define Performant Architectures
Specify Secure Applications and Architectures
A solutions architect observes that a nightly batch processing job is automatically scaled up for 1 hour before the desired Amazon EC2 capacity is reached. The peak capacity is the same every night and the batch jobs always start at 1 AM. The solutions architect needs to find a cost-effective solution that will allow for the desired EC2 capacity to be reached quickly and allow the Auto Scaling group to scale down after the batch jobs are complete.
What should the solutions architect do to meet these requirements?
What should the solutions architect do to meet these requirements?
Increase the minimum capacity for the Auto Scaling group.
Increase the maximum capacity for the Auto Scaling group.
Configure scheduled scaling to scale up to the desired compute level.
Change the scaling policy to add more EC2 instances during each scaling operation.
Design Cost-Optimized Architectures
A solutions architect plans to convert a company s monolithic web application into a multi-tier application. The company wants to avoid managing its own infrastructure. The minimum requirements for the web application are high availability, scalability, and regional low latency during peak hours. The solution should also store and retrieve data with millisecond latency using the application s API.
Which solution meets these requirements?
Which solution meets these requirements?
Use AWS Fargate to host the web application with backend Amazon RDS Multi-AZ DB instances.
Use Amazon API Gateway with an edge-optimized API endpoint, AWS Lambda for compute, and Amazon DynamoDB as the data store.
Use an Amazon Route 53 routing policy with geolocation that points to an Amazon S3 bucket with static website hosting and Amazon DynamoDB as the data store.
Use an Amazon CloudFront distribution that points to an Elastic Load Balancer with an Amazon EC2 Auto Scaling group, along with Amazon RDS Multi-AZ DB instances.
Design Resilient Architectures
Define Performant Architectures
A solutions architect wants all new users to have specific complexity requirements and mandatory rotation periods for IAM user passwords. What should the solutions architect do to accomplish this?
Set an overall password policy for the entire AWS account
Set a password policy for each IAM user in the AWS account.
Use third-party vendor software to set password requirements.
Attach an Amazon CloudWatch rule to the Create_newuser event to set the password with the appropriate requirements.
Define Performant Architectures
Specify Secure Applications and Architectures
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