A.邮件中心是Windows7中包含的新的默认邮件客户端
B.Windows7中包含OutlookExpress
C.Windows7中包含MicrosoftOutlook
D.Windows7中没有预安装的邮件客户端
第2题
A.
B.
C.
D.
第3题
YouareresponsibleformaintainingaSQLServer2005database.BusinessanalystsinthecompanyroutinelyuseaviewnamedvCustomerSalestojointheCustomersandSalestablesinthedatabase.Theyusetheviewtoaggregatetotalsalesbycustomerbymonth.Youneedtoincreasetheperformanceoftheview.Whatshouldyoudo?()
A.UpdatetheviewtouseanouterjoinbetweentheCustomersandSalestables.
B.CreateaclusteredindexonthevCustomerSalesview.
C.CreatetwoseparateviewsthatdonotcontainanyjoinsoneviewnamedCustomersfortheCustomerstableandanotheronenamedvSalesfortheSalestable.
D.CreateastoredprocedureforthebusinessanalyststhatusesthevCustomerSalesview.
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