单项选择题

Asystemadministratorincreasesthembufpoolallocation，thenrunsvmstat.Itisnoticedthatthepagingratehasnotdecreased.Whatisthemosteffectiveoptiontomaintainthembufpoolanddecreasepaging？（）

A.IncreasethenumberofCPUs.
B.Increasethephysicalmemory.
C.SetthePSALLOCenvironmentvariableto’late’.
D.SetthePSALLOCenvironmentvariableto’early’.

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单项选择题

Whichofthefollowingfilesshouldcontainthestatement'hosts=local，bind'？（）

A./etc/hosts
B./etc/irs.conf
C./etc/netsvc.conf
D./etc/resolv.conf

单项选择题

下面那个决策边界是神经网络生成的?( )

A.A
B.D
C.C
D.B
E.以上都有