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AWS Certified Solutions Architect - SAA-C03

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AWS Certified Solutions Architect - SAA-C03

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Questions and Answers

Which solution will meet the requirements for minimizing data transfer costs when sharing data with a European marketing firm?

Configure the company’s S3 bucket to use S3 Intelligent-Tiering and sync the S3 bucket to one of the marketing firm’s S3 buckets.

Configure S3 Cross-Region Replication from the company’s S3 bucket to one of the marketing firm's S3 buckets.

Configure cross-account access for the marketing firm so that the marketing firm has access to the company’s S3 bucket.

Configure the Requester Pays feature on the company's S3 bucket (correct)

How should a solutions architect refactor an ecommerce checkout workflow to prevent the creation of multiple orders due to timeouts?

Configure the web application to send an order message to Amazon Kinesis Data Firehose. Set the payment service to retrieve the message from Kinesis Data Firehose and process the order.

Store the order in the database. Send a message that includes the order number to an Amazon Simple Queue Service (Amazon SQS) FIFO queue. Set the payment service to retrieve the message and process the order. Delete the message from the queue. (correct)

Create a rule in AWS CloudTrail to invoke an AWS Lambda function based on the logged application path request. Use Lambda to query the database, call the payment service, and pass in the order information.

Store the order in the database. Send a message that includes the order number to Amazon Simple Notification Service (Amazon SNS). Set the payment service to poll Amazon SNS, retrieve the message, and process the order.

What should a solutions architect do to reduce the operational burden in a scalable key management infrastructure?

Use AWS Key Management Service (AWS KMS) to protect the encryption keys. (correct)

Use an IAM policy to limit the scope of users who have access permissions to protect the encryption keys.

Use multifactor authentication (MFA) to protect the encryption keys.

Use AWS Certificate Manager (ACM) to create, store, and assign the encryption keys.

Which design should a solutions architect recommend to remove a sold automobile listing from a database and send data to multiple target systems?

<p>Subscribe to an RDS event notification and send an Amazon Simple Notification Service (Amazon SNS) topic fanned out to multiple Amazon Simple Queue Service (Amazon SQS) queues. Use AWS Lambda functions to update the targets.</p> Signup and view all the answers

Study Notes

Amazon Web Services SAA-C03 Exam Overview

Exam Name: AWS Certified Solutions Architect - Associate (SAA-C03)
Version: 5.0
Total Questions: 217

Data Transfer Optimization

To minimize data transfer costs when sharing an Amazon S3 bucket with a European firm, enable the Requester Pays feature on the S3 bucket.

E-commerce Checkout Workflow

Implement a solution to prevent multiple unique orders due to timeouts during checkout.
Recommended approach: Utilize Amazon SQS FIFO queue to store the order and process the payment service to retrieve messages, ensuring atomicity of order processing.

Key Management Infrastructure

Establish a scalable key management system for application data encryption.
Best practice: Use AWS Key Management Service (AWS KMS) to handle encryption keys, reducing operational overhead.

Automobile Sales Data Handling

Automate listing removal and data distribution when an automobile is sold on the company's website.
Suggested solution: Subscribe to RDS event notifications and utilize Amazon SNS to distribute messages to multiple SQS queues, with AWS Lambda functions managing updates to target systems.

Ringtone File Management

Ringtones, sourced from popular song clips, are kept in Amazon S3 Standard with each file being at least 128 KB in size.
Effective management practices are essential for handling millions of stored files efficiently.

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Description

Prepare for the AWS Certified Solutions Architect Associate exam with this comprehensive practice test. This quiz covers key concepts and scenarios related to Amazon Web Services, making it an essential tool for your exam preparation.