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SOA-C02 · Question #206

A SysOps administrator is optimizing the cost of a workload. The workload is running in multiple AWS Regions and is using AWS Lambda with Amazon EC2 On-Demand Instances for the compute. The overall…

The correct answer is A. Purchase Compute Savings Plans based on the usage during the past 30 days. The computer Saving plan is the only one that applies to Lambda usage. https://docs.aws.amazon.com/savingsplans/latest/userguide/what-is-savings-plans.html

Submitted by layla.eg· Mar 30, 2026Cost and Performance Optimization

Question

A SysOps administrator is optimizing the cost of a workload. The workload is running in multiple AWS Regions and is using AWS Lambda with Amazon EC2 On-Demand Instances for the compute. The overall usage is predictable. The amount of compute that is consumed in each Region varies, depending on the users’ locations. Which approach should the SysOps administrator use to optimize this workload?

Options

  • APurchase Compute Savings Plans based on the usage during the past 30 days.
  • BPurchase Convertible Reserved Instances by calculating the usage baseline.
  • CPurchase EC2 Instance Savings Plans based on the usage during the past 30 days.
  • DPurchase Standard Reserved Instances by calculating the usage baseline.

How the community answered

(24 responses)
  • A
    71% (17)
  • B
    17% (4)
  • C
    8% (2)
  • D
    4% (1)

Explanation

The computer Saving plan is the only one that applies to Lambda usage. https://docs.aws.amazon.com/savingsplans/latest/userguide/what-is-savings-plans.html

Topics

#Compute Savings Plans#Lambda cost optimization#multi-region#Reserved Instances

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