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Question 191

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A company has two applications: a sender application that sends messages with payloads to be processed and a processing application intended to receive the messages with payloads. The company wants to implement an AWS service to handle messages between the two applications.

The sender application can send about 1.000 messages each hour. The messages may take up to 2 days to be processed. If the messages fail to process, they must be retained so that they do not impact the processing of any remaining messages.

Which solution meets these requirements and is the MOST operationally efficient?

Set up an Amazon EC2 instance running a Redis database. Configure both applications to use the instance. Store, process, and delete the messages, respectively.
Set up an Amazon EC2 instance running a Redis database. Configure both applications to use the instance. Store, process, and delete the messages, respectively.
Use an Amazon Kinesis data stream to receive the messages from the sender application.Integrate the processing application with the Kinesis Client Library (KCL).
Use an Amazon Kinesis data stream to receive the messages from the sender application.Integrate the processing application with the Kinesis Client Library (KCL).
Integrate the sender and processor applications with an Amazon Simple Queue Service (Amazon SQS) queue. Configure a dead-letter queue to collect the messages that failed to process.
Integrate the sender and processor applications with an Amazon Simple Queue Service (Amazon SQS) queue. Configure a dead-letter queue to collect the messages that failed to process.
Subscribe the processing application to an Amazon Simple Notification Service (Amazon SNS) topic to receive notifications to process. Integrate the sender application to write to the SNS topic.
Subscribe the processing application to an Amazon Simple Notification Service (Amazon SNS) topic to receive notifications to process. Integrate the sender application to write to the SNS topic.
Suggested answer: C
Explanation:

https://aws.amazon.com/blogs/compute/building-loosely-coupled-scalable-c-applications-withamazon-sqs-and-amazon-sns/ https://docs.aws.amazon.com/AWSSimpleQueueService/latest/SQSDeveloperGuide/sqs-deadletter-queues.html

asked 16/09/2024
Solomon Waya
44 questions

Question 192

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A company has an AWS account used for software engineering. The AWS account has access to the company's on-premises data center through a pair of AWS Direct Connect connections. All non-VPC traffic routes to the virtual private gateway.

A development team recently created an AWS Lambda function through the console. The development team needs to allow the function to access a database that runs in a private subnet in the company's data center. Which solution will meet these requirements?

Configure the Lambda function to run in the VPC with the appropriate security group.
Configure the Lambda function to run in the VPC with the appropriate security group.
Set up a VPN connection from AWS to the data center. Route the traffic from the Lambda function through the VPN.
Set up a VPN connection from AWS to the data center. Route the traffic from the Lambda function through the VPN.
Update the route tables in the VPC to allow the Lambda function to access the on-premises data center through Direct Connect.
Update the route tables in the VPC to allow the Lambda function to access the on-premises data center through Direct Connect.
Create an Elastic IP address. Configure the Lambda function to send traffic through the Elastic IP address without an elastic network interface.
Create an Elastic IP address. Configure the Lambda function to send traffic through the Elastic IP address without an elastic network interface.
Suggested answer: A
Explanation:

https://docs.aws.amazon.com/lambda/latest/dg/configuration-vpc.html#vpc-managing-eni

asked 16/09/2024
Gary Cox
48 questions

Question 193

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A company has a legacy data processing application that runs on Amazon EC2 instances. Data is processed sequentially, but the order of results does not matter. The application uses a monolithic architecture. The only way that the company can scale the application to meet increased demand is to increase the size of the instances.

The company's developers have decided to rewrite the application to use a microservices architecture on Amazon Elastic Container Service (Amazon ECS). What should a solutions architect recommend for communication between the microservices?

Create an Amazon Simple Queue Service (Amazon SQS) queue. Add code to the data producers, and send data to the queue. Add code to the data consumers to process data from the queue.
Create an Amazon Simple Queue Service (Amazon SQS) queue. Add code to the data producers, and send data to the queue. Add code to the data consumers to process data from the queue.
Create an Amazon Simple Notification Service (Amazon SNS) topic. Add code to the data producers, and publish notifications to the topic. Add code to the data consumers to subscribe to the topic.
Create an Amazon Simple Notification Service (Amazon SNS) topic. Add code to the data producers, and publish notifications to the topic. Add code to the data consumers to subscribe to the topic.
Create an AWS Lambda function to pass messages. Add code to the data producers to call the Lambda function with a data object. Add code to the data consumers to receive a data object that is passed from the Lambda function.
Create an AWS Lambda function to pass messages. Add code to the data producers to call the Lambda function with a data object. Add code to the data consumers to receive a data object that is passed from the Lambda function.
Create an Amazon DynamoDB table. Enable DynamoDB Streams. Add code to the data producers to insert data into the table. Add code to the data consumers to use the DynamoDB Streams API to detect new table entries and retrieve the data.
Create an Amazon DynamoDB table. Enable DynamoDB Streams. Add code to the data producers to insert data into the table. Add code to the data consumers to use the DynamoDB Streams API to detect new table entries and retrieve the data.
Suggested answer: A
Explanation:

Queue has Limited throughput (300 msg/s without batching, 3000 msg/s with batching whereby upto 10 msg per batch operation; Msg duplicates not allowed in the queue (exactly-once delivery); Msg order is preserved (FIFO); Queue name must end with .fifo

asked 16/09/2024
Daniel Schiller
35 questions

Question 194

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A hospital wants to create digital copies for its large collection of historical written records. The hospital will continue to add hundreds of new documents each day. The hospital's data team will scan the documents and will upload the documents to the AWS Cloud.

A solutions architect must implement a solution to analyze the documents, extract the medical information, and store the documents so that an application can run SQL queries on the dat a. The solution must maximize scalability and operational efficiency.

Which combination of steps should the solutions architect take to meet these requirements? (Select TWO.)

Write the document information to an Amazon EC2 instance that runs a MySQL database.
Write the document information to an Amazon EC2 instance that runs a MySQL database.
Write the document information to an Amazon S3 bucket. Use Amazon Athena to query the data.
Write the document information to an Amazon S3 bucket. Use Amazon Athena to query the data.
Create an Auto Scaling group of Amazon EC2 instances to run a custom application that processes the scanned files and extracts the medical information.
Create an Auto Scaling group of Amazon EC2 instances to run a custom application that processes the scanned files and extracts the medical information.
Create an AWS Lambda function that runs when new documents are uploaded. Use Amazon Rekognition to convert the documents to raw text. Use Amazon Transcribe Medical to detect and extract relevant medical information from the text.
Create an AWS Lambda function that runs when new documents are uploaded. Use Amazon Rekognition to convert the documents to raw text. Use Amazon Transcribe Medical to detect and extract relevant medical information from the text.
Create an AWS Lambda function that runs when new documents are uploaded. Use Amazon Textract to convert the documents to raw text. Use Amazon Comprehend Medical to detect and extract relevant medical information from the text.
Create an AWS Lambda function that runs when new documents are uploaded. Use Amazon Textract to convert the documents to raw text. Use Amazon Comprehend Medical to detect and extract relevant medical information from the text.
Suggested answer: B, E
Explanation:

This solution meets the requirements of creating digital copies for a large collection of historical written records, analyzing the documents, extracting the medical information, and storing the documents so that an application can run SQL queries on the data. Writing the document information to an Amazon S3 bucket can provide scalable and durable storage for the scanned files.Using Amazon Athena to query the data can provide serverless and interactive SQL analysis on data stored in S3. Creating an AWS Lambda function that runs when new documents are uploaded can provide event-driven and serverless processing of the scanned files. Using Amazon Textract to convert the documents to raw text can provide accurate optical character recognition (OCR) and extraction of structured data such as tables and forms from documents using artificial intelligence (AI). Using Amazon Comprehend Medical to detect and extract relevant medical information from the text can provide natural language processing (NLP) service that uses machine learning that has been pre-trained to understand and extract health data from medical text.Option A is incorrect because writing the document information to an Amazon EC2 instance that runs a MySQL database can increase the infrastructure overhead and complexity, and it may not be able to handle large volumes of data. Option C is incorrect because creating an Auto Scaling group of Amazon EC2 instances to run a custom application that processes the scanned files and extracts the medical information can increase the infrastructure overhead and complexity, and it may not be able to leverage existing AI and NLP services such as Textract and Comprehend Medical. Option D is incorrect because using Amazon Rekognition to convert the documents to raw text can provide image and video analysis, but it does not support OCR or extraction of structured data from documents. Using Amazon Transcribe Medical to detect and extract relevant medical information from the text can provide speech-to-text transcription service for medical conversations, but it does not support text analysis or extraction of health data from medical text.

Reference: https://aws.amazon.com/s3/ https://aws.amazon.com/athena/ https://aws.amazon.com/lambda/ https://aws.amazon.com/textract/ https://aws.amazon.com/comprehend/medical/


asked 16/09/2024
Endre Horvath
39 questions

Question 195

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A solutions architect is optimizing a website for an upcoming musical event. Videos of the performances will be streamed in real time and then will be available on demand. The event is expected to attract a global online audience. Which service will improve the performance of both the real-lime and on-demand streaming?

Amazon CloudFront
Amazon CloudFront
AWS Global Accelerator
AWS Global Accelerator
Amazon Route 53
Amazon Route 53
Amazon S3 Transfer Acceleration
Amazon S3 Transfer Acceleration
Suggested answer: A
Explanation:

You can use CloudFront to deliver video on demand (VOD) or live streaming video using any HTTPorigin. One way you can set up video workflows in the cloud is by using CloudFront together withAWS Media Services. https:// docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/ondemand-streaming-video.html

asked 16/09/2024
Ricardo Andres
35 questions

Question 196

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A company wants to migrate its MySQL database from on premises to AWS. The company recently experienced a database outage that significantly impacted the business. To ensure this does not happen again, the company wants a reliable database solution on AWS that minimizes data loss and stores every transaction on at least two nodes. Which solution meets these requirements?

Create an Amazon RDS DB instance with synchronous replication to three nodes in three Availability Zones.
Create an Amazon RDS DB instance with synchronous replication to three nodes in three Availability Zones.
Create an Amazon RDS MySQL DB instance with Multi-AZ functionality enabled to synchronously replicate the data.
Create an Amazon RDS MySQL DB instance with Multi-AZ functionality enabled to synchronously replicate the data.
Create an Amazon RDS MySQL DB instance and then create a read replica in a separate AWS Region that synchronously replicates the data.
Create an Amazon RDS MySQL DB instance and then create a read replica in a separate AWS Region that synchronously replicates the data.
Create an Amazon EC2 instance with a MySQL engine installed that triggers an AWS Lambda function to synchronously replicate the data to an Amazon RDS MySQL DB instance.
Create an Amazon EC2 instance with a MySQL engine installed that triggers an AWS Lambda function to synchronously replicate the data to an Amazon RDS MySQL DB instance.
Suggested answer: B
Explanation:

Q: What does Amazon RDS manage on my behalf?

Amazon RDS manages the work involved in setting up a relational database: from provisioning the infrastructure capacity you request to installing the database software. Once your database is up and running, Amazon RDS automates common administrative tasks such as performing backups and patching the software that powers your database. With optional Multi-AZ deployments, Amazon RDS also manages synchronous data replication across Availability Zones with automatic failover.

https://aws.amazon.com/rds/faqs/

asked 16/09/2024
Sébastien PIERRE
55 questions

Question 197

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An ecommerce company hosts its analytics application in the AWS Cloud. The application generates about 300 MB of data each month. The data is stored in JSON format. The company is evaluating a disaster recovery solution to back up the dat a. The data must be accessible in milliseconds if it is needed, and the data must be kept for 30 days. Which solution meets these requirements MOST cost-effectively?

Amazon OpenSearch Service (Amazon Elasticsearch Service)
Amazon OpenSearch Service (Amazon Elasticsearch Service)
Amazon S3 Glacier
Amazon S3 Glacier
Amazon S3 Standard
Amazon S3 Standard
Amazon RDS for PostgreSQL
Amazon RDS for PostgreSQL
Suggested answer: C
asked 16/09/2024
Mattie Hendricks
50 questions

Question 198

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A company has a Windows-based application that must be migrated to AWS. The application requires the use of a shared Windows file system attached to multiple Amazon EC2 Windows instances that are deployed across multiple Availability Zones.

What should a solutions architect do to meet this requirement?

Configure AWS Storage Gateway in volume gateway mode. Mount the volume to each Windows instance.
Configure AWS Storage Gateway in volume gateway mode. Mount the volume to each Windows instance.
Configure Amazon FSx for Windows File Server. Mount the Amazon FSx file system to each Windows instance.
Configure Amazon FSx for Windows File Server. Mount the Amazon FSx file system to each Windows instance.
Configure a file system by using Amazon Elastic File System (Amazon EFS). Mount the EFS file system to each Windows instance.
Configure a file system by using Amazon Elastic File System (Amazon EFS). Mount the EFS file system to each Windows instance.
Configure an Amazon Elastic Block Store (Amazon EBS) volume with the required size. Attach each EC2 instance to the volume. Mount the file system within the volume to each Windows instance.
Configure an Amazon Elastic Block Store (Amazon EBS) volume with the required size. Attach each EC2 instance to the volume. Mount the file system within the volume to each Windows instance.
Suggested answer: B
asked 16/09/2024
Nicolas Del Borrello
46 questions

Question 199

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A solutions architect is creating a new Amazon CloudFront distribution for an application. Some of the information submitted by users is sensitive. The application uses HTTPS but needs another layer of security. The sensitive information should be protected throughout the entire application stack, and access to the information should be restricted to certain applications. Which action should the solutions architect take?

Configure a CloudFront signed URL.
Configure a CloudFront signed URL.
Configure a CloudFront signed cookie.
Configure a CloudFront signed cookie.
Configure a CloudFront field-level encryption profile.
Configure a CloudFront field-level encryption profile.
Configure CloudFront and set the Origin Protocol Policy setting to HTTPS Only for the ViewerProtocol Policy.
Configure CloudFront and set the Origin Protocol Policy setting to HTTPS Only for the ViewerProtocol Policy.
Suggested answer: C
Explanation:

https://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/field-levelencryption.html"

With Amazon CloudFront, you can enforce secure end-to-end connections to origin servers by using

HTTPS. Field-level encryption adds an additional layer of security that lets you protect specific data throughout system processing so that only certain applications can see it."

asked 16/09/2024
Hariett Mambo
47 questions

Question 200

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A company is planning to move its data to an Amazon S3 bucket. The data must be encrypted when it is stored in the S3 bucket. Additionally, the encryption key must be automatically rotated every year. Which solution will meet these requirements with the LEAST operational overhead?

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