单项选择题
A.Several processes can exist simultaneously
B.Requires direct connectivity from the backbone area to all other areas
C.Has the same packet types
D.Can support multiple subnets on a single link
E.Uses a hierarchical structure divided into areas
F.Adjacencies formed with neighbors
多项选择题 Youissuethecommandshowprocessmemory∣includeBGPandnoticethatBGPisconsumingalargepercentageoftherouter’smemory.WhichofthefollowingstepswouldresultinloweringtheamountofmemorybeingconsumedbyBGP？（Chooseallthatapply.）（）
多项选择题 WhichofthefollowingtypesofattacksdoesDHCPsnoopingprevent？（Chooseallthatapply.）（）
单项选择题 Anetworkadministratorentersthecommandcleariproute*andasaresultheseesthemessage，"Pleaseupdatethenetworkdocumentationtorecordwhytheiproutingtablewascleared."Which routerfeaturewasusedinthiscase？（）