单项选择题
A.cu -l tty2
B.cu -dml tty2
C.cu -dht Direct
D.cu -s9600 -l tty2
单项选择题 Whichcommandwillshownetworkstatisticssuchaskernelmallocandmblkfailures?()
单项选择题 Whenenablingattyporttobeusedforacusession,whatmustbedoneonthesystem?()
单项选择题 WhichofthefollowinghasNOeffectoncontrollingtheaccesspermissionsneededtorunthe"date"commandontheremotemachine"Earth"usingthefollowingsyntax?rshEarthdate()。