A company has a workload that will run continuously for 1 year. The workload cannot tolerate service interruptions. Which Amazon EC2 purchasing option will be MOST cost-effective?

The correct answer is A. All Upfront Reserved Instances. https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instance-purchasing-options.html

Submitted by packet_pusher· Mar 6, 2026Billing, Pricing, and Support

Question

Options

AAll Upfront Reserved Instances
BPartial Upfront Reserved Instances
CDedicated Instances
DOn-Demand Instances

How the community answered

(39 responses)

A
74% (29)
B
15% (6)
C
3% (1)
D
8% (3)

Explanation

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instance-purchasing-options.html

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