计算机考试试题及答案解析

单项选择题

Acustomerrequiresoff-sitestoragefor500GBpernightinbackuptapes.Thebackupsiteis560kilometers（350miles）away.Thecustomerdoesnotrequirethebackupsitetoruntheapplicationintheeventoffailureatthemainsite.Whatistheleastexpensivestrategyforthedatacentertoimplement？（）
A.makeonlineimagebackups
B.installGlobalMirroratthebackupsite
C.shipnightlybackuptapestotheremotesite
D.installTivoliStorageManager（TSM）andatapedriveatthebackupsite
A.Thebackupsiteis560kilometers（350miles）away.Thecustomerdoesnotrequirethebackupsitetoruntheapplicationintheeventoffailureatthemainsite.Whatistheleastexpensivestrategyforthedatacentertoimplement？（）
A.makeonlineimagebackups
B.installGlobalMirroratthebackupsite
C.shipnightlybackuptapestotheremotesite
D.installTivoliStorageManager（TSM）andatapedriveatthebackupsite
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