单选题You have two database servers SEMP and SACCT. The database in the SEMP server maintains theemployee information and the database in the SACCT server maintains the accounts payable information.The employees submit the expense reports to the accounts payable department. A user of the accountspayable database wants to extract the employee information from the database in the SEMP server for cross-verification. Which schema object enables the user to access the information from the remote database（）AClusterBDatabase linkCMapping tableDMaterialized view
单选题
You have two database servers SEMP and SACCT. The database in the SEMP server maintains theemployee information and the database in the SACCT server maintains the accounts payable information.The employees submit the expense reports to the accounts payable department. A user of the accountspayable database wants to extract the employee information from the database in the SEMP server for cross-verification. Which schema object enables the user to access the information from the remote database（）
A
Cluster
B
Database link
C
Mapping table
D
Materialized view
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单选题You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a single Database Mail profile. Reports are sent to all the company employees by using the Mail profile. During office hours, a large volume of reports are sent by the sp_send_dbmail stored procedure. Now you notice that it takes a long time for the reports to be sent to the company manager. As the technical support, you have to speed up the delivery. So what action should you perform to achieve this goal?（）AAnother SMTP account should be added to the existing Database Mail profile BWhen you send the reports to the manager, you should use the @importance = high parameter. CYou should change the Account Retry Attempts option of the Database Mail system properties DYou should configure a new Database Mail profile. The new one will be used for sending the reports to the manager.
单选题Your company has a single Active Directory domain. You have 30 database servers that run Windows Server 2008 R2. The computer accounts for the database servers are stored in an organizational unit （OU） named Data. The user accounts for the database administrators are stored in an OU named Admin. The database administrators are members of a global group named D_Admins. You must allow the database administrators to perform administrative tasks on the database servers. You must prevent the database administrators from performing administrative tasks on other servers. What should you do？（）ADeploy a Group Policy to the Data OU.BDeploy a Group Policy to the Admin OU.CAdd D_Admins to the Domain Admins global group.DAdd D_Admins to the Server Operators built-in local group.
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单选题You are the network administrator for TestKing. The network consists of a single Active Directory domain named testking.com. All domain controller run Windows Server 2003. employes three database administrators who administer seven databases servers that run Windows Server 2003. The database administrators occasionally restore a database server after a disaster. To restore a server, database administrators need the rights required to perform the following tasks: 1. Back up files and folders 2. Restore files and folders. 3. Restore the System State data. You need to assign the database administrators the rights that they require to perform the specified tasks. For security reasons, you must not assign the administrators more rights than they require to perform the tasks. What should you do?（）AAdd the database administrators' user accounts to the Administrators group on each of the database servers.BAdd the database administrators' user accounts to the Power Users group on each of the database servers.CAdd the database administrators' user accounts to the Backup Operators group on each of the database servers.DAdd the database administrators' user accounts to the Backup Operators group on one of the domain controllers.EAdd the database administrators' user accounts to the Server Operators group on one of the domain controllers.
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