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单选题

A web server has to be available all the time.It has its own redundant power source anduninterruptible power supply(UPS).Which of the following actions will provide additional fault to lerance?()

发布日期:2021-11-12

A web server has to be available all the time.It h...
A

Add a second DVD drive

B

Add an extended runtime module(ERM) to the UPS

C

Configure automated system recovery(ASR)

D

Add a second NIC

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