单项选择题
A. vmtune -w
B. svmon -w
C. schedtune -w
D. vmstat -s
单项选择题 Thesystemadministratornoticesthatafterrunningnetstat-rn，severalsmallc’sareshowingupundertheflagscolumns，androutesthatwerenotdefinedarealsoshowingup.Howcantheseclonedroutesbestopped？（）
单项选择题 To examine the Exhibit， press the Exhibit button. Using the "ps -el" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）
单项选择题 WhichofthefollowingcommandsshouldbeusedtoresettheVirtualMemoryManagertuningparameterstotheirdefaultvalues？（）