单项选择题
A.ksh -n nextboot
B.tunsave -a -f nextboot
C.tuncheck -r -f nextboot
D.tunsave nextboot
单项选择题 Howcanasystemadministratordetermineifasystemisrunningin32-bitor64-bitmode（）
单项选择题 Following a system boot， the display indicates that previously detected hardware is missing. Which of the following commands would identify the missing hardware（）
单项选择题 Whichdiskconfigurationprovidesthefastestwriteperformancewithfaulttolerance（）