A.lsattr -ElB.lsdev -CC.prtconfD.lscfg -lWhichofthefoll……

单项选择题Whichofthefollowingfilesshouldcontainthestatement hosts=local，bind ？（）

A./etc/hosts
B./etc/irs.conf
C./etc/netsvc.conf
D./etc/resolv.conf

单项选择题Amachinemusthavethemostdirectaccesspossibletotwodifferentnetworks.However，itcannotactasarouterbetweenthenetworks.Whichofthefollowingarrangementsismostappropriatetofacilitatethemachine’saccessibility？（）

A.ipforwarding turned on and two adapters
B.One adapter， with a route to a default gateway
C.An adapter in each network， and ipforwarding off
D.An adapter in each network， with a route only to the default gateway

单项选择题Inordertoincreasereliability，minimizecollisionsandestablishalargenumberofsystemsonanEthernetsegment，whichofthefollowingoptionsshouldbeselectedfortheEthernetnetwork？（）

A.10BaseT
B.Switched 10BaseT
C.Switched 100BaseT Half-Duplex
D.Switched 100BaseT Full-Duplex

单项选择题Whichofthefollowingclassnetworkscontains65，534hosts？（）

A.Class A
B.Class B
C.Class C
D.Class D

单项选择题Givenanewimplementation，whichofthefollowingproceduresshouldbeusedtodetermineadefaultgateway’sIPaddress？（）

A.The address will always end in 255.
B.The address will always be the first interface’s IP address
C.The address will always be the network with a 1 as the final octet.
D.It is important to consult with the network administrator prior to making assumptions regarding the default gateway’s IP addres