单项选择题
A. lsattr
B. pstat
C. netstat
D. ifconfig
单项选择题 Whichofthefollowingtoolsshouldbeusedtoanalyzetheplacementoffilefragmentsonamirroredlogicalvolume?()
单项选择题 Whichofthefollowingcommandsshouldbeusedtoshowthepercentageoftimethatanygivendiskwasbusy?()
单项选择题 Themaxmbuffislowbydefaultforsystemsexpectinghighnetworktrafficand/orusage.Whichofthefollowingutilitiesshouldbeusedtoreportrequestsformbufsthathavefailedand/orbeendenied?()