单项选择题
A.127.0.x.x
B.169.0.x.x
C.190.100.x.x
D.192.168.x.x
单项选择题 WhichprocessorusesaSlot1configuration？（）
多项选择题 ALaserprinterkeepsgettinga"MemoryOverflow"errorwhenprintingaparticulardocument.Whichthreeofthefollowingarepossiblefixes？（）
单项选择题 Auserreportsthatwhileprintingalargedocument，thelocalprinterfailstoprintandthedocumentcannotbedeletedfromthequeue.WhatistheMOSTlikelycauseoftheproblem？（）