Whichofthefollowingneedstobedonebeforeaharddrivecanbeformatted?（）
A. Labeled
B. Rebooted
C. Initialized
Defragmented
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WhataretwowaysthatpacketfragmentationishandleddifferentlybetweenIPv6andIPv4?（）
A. EndhostsdeterminethepathMTUforIPv6.
B. EndhostsdeterminethepathMTUforIPv4.
C. PacketfragmentationoccursatintermediatenodesforIPv4.
D. PacketfragmentationoccursatintermediatenodesforIPv6.
从整个国民经济的协调发展和社会整体利益出发，协调各利益主体的行为，平衡其相互利益的经济法原则是（）
A. 侧重原则
B. 维护公平竞争原则
C. 平衡协调原则
D. 竞争原则
RewriterulesareusedinwhichCoSscenario?（）
A. Whenasingledeviceisconfiguredtoprovidedifferentiatedservices.
B. WhenmultipledevicesinanetworkareconfiguredtouseCoStoprovidedifferentiatedservices.
C. Whenadeviceisusedtoconnecttoanotherautonomoussystem.
D. WhenCoSisusedtoclassifiytrafficaslowpriority.
WhichofthefollowingcommandswouldMOSTlikelybeusedtoseewherealossofconnectivitybetweentwodevicesonanetworkislocated?（）
A. tracert
B. netstat
C. nslookup
D. ping
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