单项选择题
Which of the following is the correct term for a virtual machine?（）
A. Hypervisor B. Guest OS C. Virtual Center D. Host OS
单项选择题 WhichofthefollowingistheMINIMUMnumberofdisksnecessaryforaRAID50array？（）
单项选择题 WhichofthefollowingdevicesisusedtoprovideappropriatevoltagetotheCPU？（）
单项选择题 WhichofthefollowingistheMINIMUMnumberofdisksnecessaryforaRAID10array？（）
