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A user has created an EBS volume with 1000 IOPS. What is the average IOPS that the user will get for most of the year
as per EC2 SLA if the instance is attached to the EBS optimized instance?

A.
900

B.
990

C.
950

D.
1000

Explanation:
As per AWS SLA if the instance is attached to an EBS-Optimized instance, then the Provisioned IOPS volumes are
designed to deliver within 10% of the provisioned IOPS performance 99.9% of the time in a given year. Thus, if the user
has created a volume of 1000 IOPS, the user will get a minimum 900 IOPS 99.9% time of the year.
http://aws.amazon.com/ec2/faqs/

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