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[单选] A system administrator notices that one of the mirrored disks, hdisk7 on datavg, has had a hardware failure. What is the best method of recover without causing additional problems?()

A . unmirrorvg datavg hdisk7 reducevg datavg hdisk7 replace the physical volume, run cfgmgr extendvg datavg hdisk7 mirrovg datavg hdisk7
B . varyoffvg datavg Rmdev -l hdisk7 -d Replace the physical volu,e run cfgmgr The system will automatically remirror when the disk is replaced
C . unmirrorvg datavg hdisk7 rmdev -l hdisk7 - d replace the physical volume, run cfgmgr extendvg datavg hdisk7 The system will automatically remirror when the disk is replaced.
D . unmirrorvg datavg hdisk7 reducevg data hdisk7 rmdev -l hdisk7 -d replace the physical volume, run cfgmgr extendvg datavg hdisk7 mirrovg datavg

气瓶气密性试验压力一般为气瓶的() 水压试验压力。 公称工作压力。 设计压力。 Company.com has an application that requires a serial connection for Electronic Data  Interchange. What must be done to integrator the serial connection into an HACMP cluster?()  Use an RS3232/422 serial Y cable.。  Alter the device settings to 9600 8/n/1 xon/xoff.。  Use a network based terminal server for the serial connection.。  Nothing because HACMP does not support native serial connection fallovers.。 人的智力分布呈() 直线型分布。 倒U型分布。 曲线型分布。 正态型分布。 以下属于集装箱运输的特点的是() 输送能力大、连续性强。 建设投资小、通过能力大。 有利于多式联运的开展。 运输距离短。 Which two code fragments are most likely to cause a StackOverflowError?() 。 A system administrator notices that one of the mirrored disks, hdisk7 on datavg, has had a hardware failure. What is the best method of recover without causing additional problems?()
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