[单选题]You are the database administrator of a SQL Server 2000 computer. The server contains your company's Accounts database. Hundreds of users access the database each day.Because you have had power interruptions in the past, you want to perfect the physical integrity of the Accounts database. You do not want to slow down server operations.
正确答案 :D
Ensure that write caching disk controllers have battery backups.
解析:解析:Explanation:Thescenariostatesthatpowerinterruptionshaveoccurredinthepast.Bybuyingabatterybackupsolutionforthediskcontrollersthepowerinterruptionproblemwouldbeprevented.IncorrectAnswers:A:Tornpagedetectionisareactivesolutionwhichwouldslowdownperformancesincerestoreswouldhavetobemade.Itwouldbettertouseapreventivesolution.Note:Tornpagedetection:Ifatornpageisdetected,thedatabasemustberestoredfrombackupbecauseitwillbephysicallyinconsistent.B:Cachingisveryimportforperformance.Disablingwrite-cachingwouldbeabadidea.D:Repairingthedatabaseeverynightisnotagoodsolution.Databaseerrorscannotbeaccepted.Itisbettertopreventtheprobleminsteadoftryingtofixitafterithashappened.
[多选题]You are the administrator of a SQL Server 2000 computer. Your company purchased an accounting application from a vendor. The application stores its data in a database named Accounting on the server. The tables in this database contain columns that function as primary keys, but PRIMARY KEY and FOREIGN KEY constraints are not used.You need to replicate data from this database to another SQL Server computer. This server will use the replicated data to generate reports. Most reports will run each month, but the accounting department needs to have the ability to run reports at any time. Reports should be accurate through the last full working day.
正确答案 :CF
Implement snapshot replication.
Schedule replication to run during off-peak hours.
解析:解析:Explanation:
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