A company wants to run an application on Amazon EC2 instances. The application has short- term, irregular workloads that cannot be interrupted. Which will be the MOST cost-effective pricing model for

The correct answer is A. On-Demand Instances. On-Demand Instances are ideal for short-term, irregular workloads that cannot be interrupted. They allow you to pay only for compute capacity by the hour or second without requiring long- term commitments, making them the most cost-effective option for unpredictable usage pattern

Submitted by yuki_2020· Mar 6, 2026Billing, Pricing, and Support

Question

A company wants to run an application on Amazon EC2 instances. The application has short- term, irregular workloads that cannot be interrupted. Which will be the MOST cost-effective pricing model for this workload?

Options

AOn-Demand Instances
BDedicated Instances
CReserved Instances
DSavings Plans

How the community answered

(29 responses)

A
93% (27)
C
3% (1)
D
3% (1)

Explanation

On-Demand Instances are ideal for short-term, irregular workloads that cannot be interrupted. They allow you to pay only for compute capacity by the hour or second without requiring long- term commitments, making them the most cost-effective option for unpredictable usage patterns.

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