SAA-C03 Domain 2: Design High-Performing Architectures

Which service should you use to run code without managing servers for spiky traffic?

Multiple choice — select one answer

Answer choices

  1. a. AWS Lambda
  2. b. Amazon API Gateway
  3. c. Amazon DynamoDB
  4. d. Single large EC2 with no scaling

Architectural breakdown & explanation

Lambda scales automatically with request volume.

Correct answer(s): a. AWS Lambda

Exam domain: Domain 2: Design High-Performing Architectures (28% weight on the official guide).

Official documentation & study links

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