A System p administrator has created a customized security profile using AIX Security Expert. Which of the following commands will apply this to a system()
A. aixpert -f mysec.xml
B. aixpert -a mysec.xml
C. chsec -f mysec.xml
D. chsec -a mysec.xml
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A system must be evaluated and tuned. In order to use a set of performance evaluation programs (e.g. filemon, svmon, and tprof), which of the following packages should exist on the system?()
A. bos.rte.control (WLM)
B. bos.perf
C. xlrte
D. perfagent.tool
热裂纹产生的主要原因是熔池在结晶过程中,存在着()。
A. 淬硬组织
B. 焊接拉应力
C. 焊接压缩应力
D. 低熔点共晶物和杂质