单选题Your company uses a SQL Server 2005 database. Customer data from your trading partners is imported into the Customers table every night. You need to ensure that the customer record is updated if it already exists in the Customers table. If the record d

第1题：

You are a database administrator for your company. The company uses a vendor company’s application that is based on a proprietary database. You query data from the application database and import the data into a SQL Server 2005 database. The application vendor provides you with a new OLE DB driver to be used when querying the application database. Company policy prohibits connections between the SQL Server database and the application database， except when querying this data. You need to provide a way to query data from the application database. What should you？（）

• A、Configure a Linked Server connection to the application database.
• B、Write a query that uses an OPENDATASOURCE command.
• C、Write a query that uses an OPENQUERY command.
• D、Configure a Remote Server connection to the application database.

第2题：

 Application developers in your company create an assembly that contains a CLR function. This CLR function reads data from a spreadsheet, performs some calculations, and returns the data to a SQL Server 2005 computer. You need to register the assembly with SQL Server 2005 by using the CREATE ASSEMBLY statement and the least privileged security permission set.  Which permission set should you use? （）

• A、 Default 
• B、 SAFE 
• C、 EXTERNAL_ACCESS 
• D、 UNSAFE

第3题：

You are planning to import customer data from the Customer table and the Country table in your SQL Server 2000 database into a SQL Server 2005 database. You want to ensure that during the import process，each value in the CountryCode column of the Customer table has a corresponding record in the CountryCode column in the Country table of the SQL Server 2005 database. You define a foreign key between these two tables. Thus，referential integrity will guarantee that the import routine fails if there are any records where a CountryCode value does not exist in the Country table but does exist in the Customer table. You need to ensure that the import process does not fail if records are encountered that do not exist in the Country table. What should you do？（）

• A、Drop the foreign key. Import the data by using the script. Re-create the foreign key.
• B、Create a CHECK constraint.
• C、Create a DML INSTEAD OF trigger that writes the failed records to a file or table.
• D、Create a DML AFTER trigger that writes the failed records to a file or table.

第4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. You have to perform the backup of the default trace according to the requirement of your failure recovery plan. The default trace is contained in the subdirectory.You have to backup the subdirectory.  Which SQL Server database engine subdirectory should be backed up？（）

• A、DATA
• B、INSTALL 
• C、LOG 
• D、BINN

第5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 which contains a database. Now your company CIO assigns a task to you. You have to check the performance of the SQL Server 2008 instance. You have to find out which common language runtime (CLR) queries takes the longest-running time.  So in the options below, which dynamic management view should you choose to use?（）  

• A、sys.dm_os_wait_stats 
• B、sys.dm_exec_requests 
• C、sys.dm_exec_sessions 
• D、sys.dm_exec_query_stats

第6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 management data warehouse that uses the data collector to collect performance data. You intend to maintain the management data. You want to implement a data collection process. The process can gather and upload data in the management data warehouse on different schedules.  What process should you implement？（） 

• A、You should create a cached data collection
• B、You should create an on-demand non-cached data collection 
• C、You should create a scheduled non-cached data collection 
• D、You should create two different SQL Agent jobs that are scheduled stimultaneously

第7题：

Your company uses a SQL Server 2005 database. Customer data from your trading partners is imported into the Customers table every night. You need to ensure that the customer record is updated if it already exists in the Customers table. If the record does not exist, the data needs to be inserted into the Customers table. What should you do?（）

• A、 Create a FOR trigger. 
• B、 Create an INSTEAD OF trigger. 
• C、 Create an AFTER trigger. 
• D、 Create a DDL trigger.

第8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 which contains a database. According to the company requirement， you have to move the application from Microsoft SQL Server 2000 to Microsoft SQL Server 2008. You have to monitor the SQL Server instance to record the use of features.  These features will be discontinued. What should you do？ （）

• A、The SQL Server 2008 Upgrade Advisor should be used. 
• B、The SQL Server Profiler which captures the SQL:BatchCompleted and Exception event classes should be used. 
• C、A SQL server-side trace that captures the Deprecation Announcement and Deprecation Final Support event classes should be used 
• D、A SQL server-side trace that captures the SQL:BatchCompleted and Exception event classes should be used.

第9题：

You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. You configure the SQL Server instance to use the -T1222 and -T1204 trace flags during startup. You must make sure that your failure recovery plan performs backup of the use of the trace flags. So what action should you perform to achieve this goal? （） 

• A、You should backup the master database
• B、You should backup the default.trc file
• C、You should backup the SQL Server registry hive.
• D、You should backup the resource database 

第10题：