Cloud Concepts第 23 / 100 题
Which of the following best describes 'fault tolerance' in a cloud architecture?
a.The system charges customers only for faults
b.The system continues operating properly even when some components fail
c.The system requires manual restart after any error
d.The system stores only a single copy of data
解析
Fault tolerance is the ability of a system to keep running correctly despite the failure of one or more of its components, often through redundancy. It is closely related to, but stronger than, high availability.
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