Which of the following can an operator use to shutdown a system into single-user mode?()
A、shutdown -d
B、shutdown -s
C、shutdown -m
D、shutdown -Fr -s 1
A、shutdown -d
B、shutdown -s
C、shutdown -m
D、shutdown -Fr -s 1
A、cat /proc/usr/lparchk B、cat /proc/ppc64/lparcfg C、/var/adm/tools/res_list D、/var/adm/tools/lparalloc