单项选择题
Which of the following commands is used to observe the current state of the routing table？（）
A.route
B.lsattr
C.netstat
D.ifconfig
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Anetworkadministratorhasa10base2network.Acardisprovidedthathasboth10base2and10base5ports.WhichofthefollowingtypesofcablesshouldbeselectedinSMITduringconfigurationoftheadapter？（）
A.TP
B.BNC
C.DIX
D.CAT5 -
单项选择题
WhichofthefollowingfilesshouldbeusedtoaltertheorderofwhichDNSserversgetqueriedfirst？（）
A./etc/hosts
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单项选择题
Whenchoosingahostname，othermachineswillassociatethenamewith（）。
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B.the MAC address
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