Cloud Technology & Services第 78 / 100 题
Which purchasing option is best for a fault-tolerant, flexible workload that can handle interruptions and wants the lowest EC2 price?
a.Spot Instances
b.On-Demand Instances
c.Dedicated Hosts
d.Reserved Instances with no flexibility
解析
Spot Instances let you use spare EC2 capacity at steep discounts but can be reclaimed by AWS with short notice. They are ideal for fault-tolerant, flexible workloads such as batch processing.
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