题目内容
DeterminingwhentoretransmitframesisanexampleofwhichofthefollowingEthernetproperties?（）
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Anadministratoristroubleshootingaproblemonanapplicationserver,buthasnotdeterminedthecauseoftheproblemandisnotabletoreplicatetheproblem.Whichofthefollowingshouldtheadministratordopriortoescalatingtheissue?（）
（）是指企业为开展好物流活动而制定的更为具体、操作性更强的行动指南。
A system administrator needs to specify a set of FQDN to IP address mappings for a legacyserver； the administrator does not want the legacy server to be referenced by other servers. Whichof the following should the administrator use to set this？（）
多式联运单据主要包括（）。
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