单项选择题
Which of the following BEST describes the function of a redundant power supply?（）
A. Provides additional diagnostic LEDs
B. Reduces power consumption
C. Eliminates a single point of failure
D. Reduces total cost of ownership
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A. tracert
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多项选择题
Which of the following are required for Hyper-V?（）
A. 64-bit version of Windows Server 2008
B. XD or NX must be enabled
C. 140GB of free disk space or higher
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Which of the following will MOST likely cause major performance issues on an email server?（）
A. RAID 0 configuration
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C. DHCP server
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