题目内容

Aworkstationnolongerhasnetworkconnectivity.Uponvisualinspection,allconnectorsandsettingsseemtobeproperlyconfigured.Whichofthefollowingtoolsshouldthetechnicianusetotroubleshootthisissue?()

A. PSUtester
B. Loopbackplug
Cabletester
D. Multimeter

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