单项选择题
All of the following comprise the Performance Toolbox EXCEPT：（）
A. perfmgr
B. perfagent.server
C. perfagent.tools
D. perfagent.client
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单项选择题
Asmallcompanywouldlikehelpinidentifyinganapparentsystemperformanceproblemonitsinternalmailserver，especiallytodeterminepeakhourusage.Whatwouldbethefirststepinidentifyingtheproblem？（）
A. cd /var/spool/cron/crontabs，uncomment the lines in the adm file， in order to start gathering statistics.
B. cd /var/spool/cron/crontabs； uncomment the lines in the sys file， in order to start gathering statistics.
C. cd /usr/lib/cron/； vi the adm file； startsrc -s sadc
D. cd /usr/lib/cron/； vi the sys file； startsrc -s sadc -
单项选择题
Wherecantheperfagent.toolsfilesetbefound？（）
A. AIX Base CD
B. AIX BonusPak CD
C. AIX Performance Toolbox product CD
D. Performance AIDE product CD -
单项选择题
Whenthelengthoftherunqueues，processorthreaddispatchesinterrupts，andlockcontentionmetricsandstatisticsareanalyzedforperformance，whichofthefollowingresourcesisbeinganalyzed？（）
A. CPU
B. Memory
C. Disk I/O
D. Network I/O
