A company runs a batch processing job every night that takes 4 hours to complete. The job can be interrupted and resumed without issues. What is the MOST cost-effective EC2 pricing model for this workload?

Answer options:

On-Demand Instances

Reserved Instances

Spot Instances

Dedicated Hosts

How to approach this question

Match 'interruptible' to the pricing model.

Full Answer

C.Spot Instances✓ Correct

Spot Instances

Amazon EC2 Spot Instances let you take advantage of unused EC2 capacity in the AWS cloud. Spot Instances are available at up to a 90% discount compared to On-Demand prices, but can be interrupted.

Common mistakes

Choosing Reserved Instances for a workload that only runs 4 hours a day.

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Practice the full AWS SAA-C03 Practice Exam 2

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