单选题Which of the following BEST describes a virtualized server environment?（）AA physical server environment utilizing only RAM storage with no physical disk medium to enhance performance.BMultiple operating systems sharing the same physical hardware to leverage higher usage.CA distributed computing environment where many lower cost machines are combined to increase processing power and overall performanceDA single operating system using multiple physical hardware chassis to leverage higher availability.
单选题
Which of the following BEST describes a virtualized server environment?（）
A
A physical server environment utilizing only RAM storage with no physical disk medium to enhance performance.
B
Multiple operating systems sharing the same physical hardware to leverage higher usage.
C
A distributed computing environment where many lower cost machines are combined to increase processing power and overall performance
D
A single operating system using multiple physical hardware chassis to leverage higher availability.
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