问题
单项选择题
对于一个具有容错能力的系统， 是错误的。
A．通过硬件冗余来设计系统，可以提高容错能力
B．在出现一般性故障时，具有容错能力的系统可以继续运行
C．容错能力强的系统具有更高的可靠性
D．容错是指允许系统运行时出现错误的处理结果
答案
参考答案：D
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对于一个具有容错能力的系统， 是错误的。
A．通过硬件冗余来设计系统，可以提高容错能力
B．在出现一般性故障时，具有容错能力的系统可以继续运行
C．容错能力强的系统具有更高的可靠性
D．容错是指允许系统运行时出现错误的处理结果
参考答案：D
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