单项选择题
A. Store the credential of a user in the data source.
B. Configure the infrastructure to support Kerberos authentication.
C. Configure the infrastructure to support anonymous authentication by using a custom authentication extension.
D. Ensure that all report queries add a filter that uses the User.UserID value as a hidden parameter.
单项选择题 You design a Business Intelligence （BI） solution by using SQL Server 2008. The solution includes a SQL Server 2008 Analysis Services （SSAS） database. The database contains a cube named Financials. The cube contains objects as shown in the exhibit. （Click the Exhibit button.） A calculated member named Gross Margin references both Sales Details and Product Costs. You need to ensure that the solution meets the following requirements： Managers must be able to view only their cost centers percentage of the companys gross margin. The impact on query performance is minimal. What should you do？（）
单项选择题 YoudesignaBusinessIntelligence（BI）solutionbyusingSQLServer2008.ThesolutionincludesaSQLServer2008AnalysisServices（SSAS）database.AcubeinthedatabasecontainsalargedimensionnamedCustomers.Thedatabaseusesadatasourcethatislocatedonaremoteserver.Eachday，anapplicationaddsmillionsoffactrowsandthousandsofnewcustomers.Currently，afullprocessofthecubetakesseveralhours.Youneedtoensurethatqueriesreturnthemostrecentcustomerdatawiththeminimumamount of latency.Whichcubestoragemodelshouldyouuse？（）
单项选择题 YoudesignaBusinessIntelligence（BI）solutionbyusingSQLServer2008.ThesolutioncontainsaSQLServer2008AnalysisServices（SSAS）database.Ameasuregroupinthedatabasecontainslogentriesofmanufacturingevents.Theseeventsincludeaccidents，machinefailures，productioncapacitymetrics，andotheractivities.Youneedtoimplementadataminingmodelthatmeetsthefollowingrequirements：Predictthefrequencyofdifferenteventtypes.Identifyshort-termandlong-termpatterns.Whichalgorithmshouldthedataminingmodeluse？（）