单项选择题
A./etc/services B./etc/rc.tcpip C./etc/ntpd.conf D./etc/inetd.conf
HowisanIPaddressremovedfromanetworkinterface？（）A.rmdev ...
单项选择题How is an IP address removed from a network interface？（）
A.rmdev -dl ent0 B.ifconfig en0 down C.ifconfig en0 delete D.ifconfig ent0 detach
WhichdaemonconvertsRemoteProcedureCall（RPC）programnumbe...
单项选择题Which daemon converts Remote Procedure Call （RPC） program numbers into Internet port numbers？（）
A.inetd B.rexecd C.routed D.portmap
Whichcommandmustberunafteranadministratorhasmadechanges...
单项选择题Which command must be run after an administrator has made changes to /etc/services to activate the changes？（）
A./etc/rc.tcpip B.refresh -s inetd C.startsrc -s inetd D.startsrc -g tcpip
