You are a professional level SQL Server 2005 database admini

题目
单选题
You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. A vendor company’s application is utilized, and the application is based on a proprietary database. Data is queried from the application database and the data is imported into a SQL Server 2005 database. A new OLE DB driver is offered by the application vendor, and the new OLE DB driver will be utilized when the application database is queried. According the company requirements, the connections between the SQL Server database and the application database is prohibited, except when this data is queried. You should think out a method to have data queried from the application database.  Which action should be performed to achieve the goal?()
A

To achieve the goal, a Linked Server connection should be configured to the application database.

B

To achieve the goal, a query should be written, and an OPENQUERY command is utilized by the query.

C

To achieve the goal, a Remote Server connection to the application database should be configured.

D

To achieve the goal, a query should be written, and an OPENDATASOURCE command is utilized by the query.

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相似问题和答案

第1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 database named DB01 in the instance. The company CIO wants all the application developers can capture traces to troubleshoot the application that uses the database DB1, and they can perform this by using SQL Server Profiler. But they have to be given as little permission as possible. The company CIO assigns this task to you.  So what action should you perform to achieve this goal?()  

  • A、All the SQL Server logins of the application developers have to be added to a fixed server role. 
  • B、All the database users of the application developers have to be added to a fixed database role 
  • C、All SQL Server logins of the application developers should be given the appropriate server-level permissions. 
  • D、All database users of the application developers should be given the appropriate database-level permissions. 

正确答案:C

第2题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. There is a database named Inventory on a SQL Server 2005 computer, and the computer is named SQL01. SQL01 is utilized to aggregate manufacturing part numbers from your company’s trading partners. And the company stores the manufacturing part numbers in the Product table in the Inventory database. The company requests the users to deliver data as text files from each trading partner to SQL1 every night. The data should be imported, and no duplicate manufacturing part numbers should exist in the data which is imported from the text files, and the text files are stored in the Inventory database on SQL01. You should cut the effect on your company’s trading partners and your IT department to the least.  Which action should you perform?()

  • A、First, you should import the data from each text file into a staging table. Second, you should write a query to have a HAVING clause contained so as to migrate replicate values before results are inserted into the Product table.
  • B、First, you should make sure that each text file is stored in an Extensible Markup Language (XML) file. Second, you should utilize Extensible Stylesheet Language Transformations (XSLT) to automatically migrate replicates before data is imported into the Product table.
  • C、First, you should make sure that the unique key values for manufacturing part numbers are utilized by each of your company’s trading partners utilizes. Second, you should import the text files into the Product table.
  • D、You should place a unique index on the PartNum column.

正确答案:A

第3题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. The users report the slow performance of a SQL Server 2005 application. You are required to identify the queries which perform slowly because of blocking. Which action should you perform?()

  • A、In a SQL Trace log file, you should look for queries with low duration values and high read and write values.
  • B、In a query execution plan, you should look for queries with missing or out-of-date statistics.
  • C、In a SQL Trace log file, you should look for queries with high duration values and low read and write values.
  • D、In a query execution plan, you should look for queries with a large number of table scans.

正确答案:C

第4题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. A SQL Server 2005 computer is managed by you, and a database named Customers is included by the SQL Server 2005 computer. A table named CustInfo is included by the database. An identity column named CustID and an nvarchar column named CustName are included by the table. According to the company requirement, rows which duplicate CustName values are included should be moved from the CustInfo table every year. However, the company requests to have rows removed from the CustInfo table after the rows have been manually examined and verified as being duplicates. Since you are the technical support, you are required to think out a method to have potential duplicate rows identified for manual examination. The minimum amount of administrative effort should be utilized.  Which action should be performed to finish the task?()

  • A、A trigger should be created for the CustInfo table so as to roll back INSERT queries that duplicate data is included.
  • B、A new unique index should be created on the CustName column. And then, IGNORE_DUP_KEY = ON should be specified when creating index.
  • C、On the CustName column, a foreign key constraint should be created, and a distinct list of CustName values is referenced by the foreign key constraint.
  • D、A SELECT INTO query should be utilized, and GROUP BY and HAVING clauses should be included by the query to create a new table that contains duplicate rows from the CustInfo table.

正确答案:D

第5题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. You utilize the SP:Recompile event class to run SQL Server Profiler. You find that a great amount of recompiles occurring. The possible causes of the large number of recompiles should be identified.  From the flowing four options, which one is the most possible cause of the problem?()

  • A、The sp_executesql batches are not being recovered from the procedure cache.
  • B、A database administrator executed UPDATE STATISTICS statements on all tables, and the most common stored procedures reference all the tables.
  • C、One new stored procedure is created by a database administrator.
  • D、Ad hoc batches are not being recovered from the procedure cache.

正确答案:B

第6题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. A SQL Server 2005 application is utilized by the company. A query is executed by the application to return three columns of the nvarchar data type and one column of the XML data type. A WHERE clause is utilized by the query, and all three of the nvarchar columns are contained by the WHERE clause. 5 million rows are included by the table, and 50,000 rows are returned by the query. The performance of the query should be enhanced. Which action should be performed to achieve the goal?()

  • A、A primary XML index should be created on the XML column.
  • B、Statistics should be created on the nvarchar columns.
  • C、A view should be created, and only the four columns that the query utilizes are contained by a view.
  • D、A composite index should be created on the three nvarchar columns, and INCLUDE should be specified for the XML column.

正确答案:D

第7题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. More than a month ago, the SQL 2005 Server computer is deployed in operation. There are some query performance problems last week. Therefore, you perform an investigation on the locking contention. From the sys.dm_os_wait_stats dynamic management view (DMV), you can see a high value in the max_wait_time_ms column. You want to check out whether this value is a factor which leads to the current performance problems. In addition, the impact on database users should e cut to the least.  Which action should be performed to achieve the goal?()

  • A、To achieve the goal, the UPDATE STATISTICS command should be excuted.
  • B、To achieve the goal, the SQL Server Service should be restarted.
  • C、To achieve the goal, the SQL Server computer should be restarted.
  • D、To achieve the goal, the statistics in the dynamic management view (DMV) should be reset.

正确答案:D

第8题:

You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions, monitoring the database server, and design deployment. In the company, you major job is the deployment, maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for your company. A user database named Products is included by your SQL Server 2005 computer. SQL Server Integration Services (SSIS) packages are utilized to export data from the Products database to a text file. You deliver the text file to your company’s trading partners by utilizing FTP. You are required to make sure that your SSIS packages can be recovered from the occurrence of a disaster.  Which action should be performed to finish the task?()

  • A、To finish the task,the Products database should be backed up.
  • B、To finish the task,your server should be set to utilize the full recovery model.
  • C、To finish the task,your server should be set to utilize the bulk-logged recovery model.
  • D、To finish the task, the msdb database should be backed up.

正确答案:D

第9题:

ou work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now for a new application, a SQL Server 2008 instance has to be installed on an existing server. The server contains a default SQL Server 2005 instance. Your company CIO wants their corresponding certified third-party applications can access to both database instances. The company assigns this task to you. You must achieve this by using as little database administrative effort as possible, and never change the existing application environments. What should you do? () 

  • A、You should install SQL Server 2008 as the default instance, and configure the new application to use the default instance 
  • B、You should upgrade the SQL Server 2005 application to use SQL Server 2008 
  • C、You should upgrade the SQL Server 2005 instance to a SQL Server 2008 instance 
  • D、You should install SQL Server 2008 as a named instance, and make the new application use the new instance. 

正确答案:D

第10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. There is a database named Service in the instance. There is a database user who is named ServiceGreatUser. A SQL Server login named ServiceGreatLogin maps to ServiceGreatUser in the Service database. According to the requirement of the company CIO, the database user can only perform the two tasks below: the database user executes all stored procedures that currently exist in the Sales database and executes all stored procedures that will be created in the Sales database. So what should you do to ensure this? ()

  • A、ServiceGreatUser should be added to the appropriate fixed database roles. 
  • B、You should assign the appropriate object-level permissions to ServiceGreatUser 
  • C、You should assign the appropriate server-level permissions to ServiceGreatLogin 
  • D、You should assign the appropriate database-level permissions to ServiceGreatUser

正确答案:D

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