SAA-C03 Domain 4: Design Cost-Optimized Architectures

Which service should you use to commit to consistent compute usage for lower hourly rates?

Multiple choice — select one answer

Answer choices

  1. a. AWS Cost Explorer
  2. b. Amazon EC2 Spot Instances
  3. c. AWS Organizations consolidated billing
  4. d. AWS Savings Plans or Reserved Instances

Architectural breakdown & explanation

Commitment discounts reduce compute cost for steady workloads.

Correct answer(s): d. AWS Savings Plans or Reserved Instances

Exam domain: Domain 4: Design Cost-Optimized Architectures (18% weight on the official guide).

Official documentation & study links

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