单项选择题 公司一个新的员工需要访问名为SQL1服务器上的SQLSERVER2005数据库.你用CREATELOGINajonesWITHPASSWORD=’SQLServer$1’为其创建了登录名ajones。新员工报告说：当他在使用ajones登录的时候，收到如下的错误“用户‘ajones’登录失败。该用户与可信的SQLSERVER连接无关联”。你需要解决这个问题并允许这个员工去登录SQL1。你应该怎么做？（）A.改变SQLSERVER安全身份验证模式为“SQLSERVER和Windows身份验证模式”B.改变SQLSERVER安全身份验证模式为“Windows身份验证模式”C.保证创建的登录名是带方括号（[]）的。（例如：[loginname]）D.通过用CREATEUSER语句给新创建的登录访问指定数据库的权限

单项选择题 您的网络由单一的ActiveDirectory林组成。您有50台便携式计算机和50台台式计算机。所有计算机都有32位硬件。您计划使用自定义映像将Windows7和10个企业应用程序部署到这些计算机。您需要使用最少的管理工作量准备部署。您第一步应该怎么办？（）

单项选择题 YouhaveanExchange2010EdgeTransportservernamedServer1.Youneedtoensurethate－mailmessagessenttoe－mailaddressesthatdonotexistinyourorganizationareautomaticallyrejected.Whichfeatureshouldyouconfigure？（）

单项选择题 TheserversonyournetworkrunWindowsServer2008R2.Youareplanningatwo-nodeHyper-VfailoverclusterwithSANstorage，and16virtualmachines（VMs）.Youplantousequickmigration.YouneedtoplacethemaximumnumberofVMsoneachlogicalunitnumber（LUN）.YouneedtoensurethatyoucanmoveindividualVMsbetweenclusternodeswithoutaffectingotherVMs.HowmanyVMsshouldyouplaceoneachLUN？（）A.oneB.fourC.eightD.two

单项选择题 YouhaveacomputerthatrunsWindowsXPProfessional.NormalbackupsarescheduledtoruneverySundayat22:00EasternTime.DifferentialbackupsarescheduledtoruneveryMondaythroughSaturdayat22:00EasternTime.ThecomputerfailsonThursdayat9:00EasternTime.Youneedtorestorethecomputerfromthebackupbyusingthemostrecentdataavailable.Youmustachievethisgoalbyusingtheminimumamountofadministrativeeffort.YoureinstallWindowsXPProfessionalonthecomputer.Whatshouldyoudonext?（）A.RestoreWednesday’sdifferentialbackup.B.RestoreSunday’snormalbackup.RestoreWednesday’sdifferentialbackup.C.RestoreSunday’snormalbackup.RestoreMonday’sdifferentialbackup.RestoreTuesday’sdifferentialbackup.RestoreWednesday’sdifferentialbackup.D.RestoreSunday’snormalbackup.RestoreWednesday’sdifferentialbackup.RestoreTuesday’sdifferentialbackup.RestoreMonday’sdifferentialbackup.