A./etc/hosts B./etc/inetd.conf C./etc/netsvc.conf D./etc/resolv.conf
单项选择题Whenchoosingahostname,othermachineswillassociatethenamewith()。
A.the IP address B.the MAC address C.inetd D.port 80
单项选择题Anadministratorhasprovideda24bitnetmask.Whichofthefollowingoptionsindicatesthenumberofhostaddressesthatareavailableinanetwork?()
A.24 B.126 C.128 D.254