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單項(xiàng)選擇題

Which of the following commands should be used to report statistics on network protocols used by the system？（）

A. lsattr
B. pstat
C. netstat
D. ifconfig

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單項(xiàng)選擇題

Which of the following tools should be used to analyze the placement of file fragments on a mirrored logical volume？（）

A. df
B. lslv
C. filemon
D. fileplace

單項(xiàng)選擇題

Which of the following commands should be used to show the percentage of time that any given disk was busy？（）

A. ps
B. tprof
C. iostat
D. vmstat