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IBM(000-234)單項選擇題每日一練(2019.01.23)

單項選擇題
Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）
A. falls below minperm.
B. is between minperm and maxperm.
C. higher than maxperm.
D. lower than maxperm.
單項選擇題
Which of the following performance tools can be used to determine if a system is thrashing？（）
A. svmon and tprof
B. vmtune and schedtune
C. ps and schedtune
D. vmstat and topas
單項選擇題
Which of the following commands should be used to watch system errors as they are logged？（）
A. errpt -c
B. tail -f /var/adm/ras/errlog
C. syslogd -d
D. /usr/lib/errdemon -s 8192
單項選擇題
In an iostat report， which of the following options best describes the value of % tm_act？（）
A. The total CPU usage for this drive
B. The bandwidth utilization of the indicated drive
C. It can best be represented by the equation （%iowait - %ioidle）
D. It can best be represented by the equation （kilobytes read/kilobytes written） *100
單項選擇題
Which of the following commands should be used to obtain information about the installed software？（）
A. smit system
B. smit installp
C. smit licenses
D. smit list_software

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