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Answer: Utilize Amazon API Gateway for a REST API, integrating with AWS Lambda to handle tax computation based on item names.
The correct answer is B: Utilize Amazon API Gateway for a REST API, integrating with AWS Lambda to handle tax computation based on item names. This solution is scalable and elastic as AWS Lambda automatically scales the function in response to incoming requests, ensuring that the service can handle sudden increases in demand during the holiday season without issues. Additionally, Amazon API Gateway is a managed service that allows you to create and publish RESTful APIs, which can seamlessly integrate with AWS Lambda, making it an ideal choice for this scenario.
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How should a solutions architect design a scalable and elastic API for a company experiencing seasonal spikes in tax computation inquiries?
A
Host the API on an Amazon EC2 instance for computation on incoming requests.
B
Utilize Amazon API Gateway for a REST API, integrating with AWS Lambda to handle tax computation based on item names.
C
Implement an Application Load Balancer distributing requests to two EC2 instances for tax computation.
D
Create a REST API with Amazon API Gateway linked to an EC2-hosted API for processing tax computations.