单项选择题
A.AMD Duron
B.AMD Thunderbird
C.Intel Pentium
D.Intel Pentium II
多项选择题 ALaserprinterkeepsgettinga"MemoryOverflow"errorwhenprintingaparticulardocument.Whichthreeofthefollowingarepossiblefixes？（）
单项选择题 Auserreportsthatwhileprintingalargedocument，thelocalprinterfailstoprintandthedocumentcannotbedeletedfromthequeue.WhatistheMOSTlikelycauseoftheproblem？（）
单项选择题 AcustomerreceivesaCD-RWdiskfromacomputervendor.Thecustomertriestoreadthediskinacomputerwitha4XCD-ROMdriveandisunabletoreadanyinformation.ThecustomertriestheCD-RWdiskona32XCD-ROMdriveanditreadscorrectly.Whatisthecauseofthisproblem？（）