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Exam AWS Certified Solutions Architect - Associate SAA-C03 topic 1 question 869 discussion

Exam question from Amazon's AWS Certified Solutions Architect - Associate SAA-C03
Question #: 869
Topic #: 1
[All AWS Certified Solutions Architect - Associate SAA-C03 Questions]

A company wants to enhance its ecommerce order-processing application that is deployed on AWS. The application must process each order exactly once without affecting the customer experience during unpredictable traffic surges.

Which solution will meet these requirements?

  • A. Create an Amazon Simple Queue Service (Amazon SQS) FIFO queue. Put all the orders in the SQS queue. Configure an AWS Lambda function as the target to process the orders.
  • B. Create an Amazon Simple Notification Service (Amazon SNS) standard topic. Publish all the orders to the SNS standard topic. Configure the application as a notification target.
  • C. Create a flow by using Amazon AppFlow. Send the orders to the flow. Configure an AWS Lambda function as the target to process the orders.
  • D. Configure AWS X-Ray in the application to track the order requests. Configure the application to process the orders by pulling the orders from Amazon CloudWatch.
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Suggested Answer: A 🗳️
by Mikado211 at April 7, 2024, 4:55 p.m.
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mk168898
6 months ago
Must process at least once => SQS
upvoted 2 times
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MatAlves
7 months ago
Selected Answer: A
"Standard queues support at-least-once message delivery, and FIFO queues support exactly-once message processing and high-throughput mode." https://docs.aws.amazon.com/AWSSimpleQueueService/latest/SQSDeveloperGuide/welcome.html#sqs-benefits
upvoted 2 times
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KennethNg923
10 months, 1 week ago
Selected Answer: A
must process each order exactly once -> FIFO queue
upvoted 2 times
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Scheldon
10 months, 4 weeks ago
Selected Answer: A
AnswerA SQS with FIFO queue will allow to read every customer order in order in which they came and only once.
upvoted 2 times
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Hkayne
1 year ago
Selected Answer: A
FIFO queue is the solution
upvoted 2 times
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Tanidanindo
1 year ago
Selected Answer: A
SQS and FIFO
upvoted 2 times
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Kaula
1 year ago
Selected Answer: A
FIFO > SQS
upvoted 2 times
...
Mikado211
1 year ago
Selected Answer: A
The application must process each order exactly once == SQS + FIFO
upvoted 2 times
...
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