单项选择题
A. rmss -c
B. rmss -p
C. rmss -r
D. rmss -s
单项选择题 Thesystemadministratorhasbeengettingcomplaintsaboutslowperformancefromtheserver.Afterrunningvmstattheadministratornoticesaveragereadingsthatshowthefreelist（fre）approachingzero，aswellaspage-in（pi）andpage-out（po）valuestobehigh.Furthermore，theapplicationsrunningareessentialtodailybusinessoperations.Whichofthefollowingrecommendationswouldprovidethebestoverallimprovement？（）
单项选择题 WhichofthefollowingcommandsisusedtoadjusttheminpermandMaxpermvaluesofrealmemoryto4%and80%？（）
单项选择题 AnAIXsystemadministratorwantstoresetthelevelatwhichtheSIGDANGERsignalissenttoprocessessoappropriateactionscanbetakenwhenpagingspaceisrunninglow.Whichofthefollowingcommandsisusedtoresetthelevel？（）