You are having some trouble with a disk partition and you need to do maintenance on this partition but your users home directories are on it and several are logged in.

Which command would disconnect the users and allow you to safely execute maintenance tasks?

A.
telinit 1

B.
shutdown -r now

C.
killall -9 inetd

D.
/bin/netstop –maint

E.
/etc/rc.d/init.d/network stop

Explanation/Reference:
telinit 1 orders the init process to switch to runlevel 1, stopping all services not configured for runlevel 1, including network and multiuser support.