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最新的 MCTS 070-448 免費考試真題:

1. You create a data mining model by using SQL Server 2008 Analysis Services (SSAS).
You create a mining structure by using the following Data Mining Extensions (DMX) code.
CREATE MINING STRUCTURE [Bike Buyer](
[Customer Key] LONG KEY,
[Age] LONG DISCRETIZED(Automatic, 10),
[Bike Buyer] LONG DISCRETE,
[Commute Distance] TEXT DISCRETE,
[Yearly Income] DOUBLE CONTINUOUS
)
You need to create a mining model that can be processed by using this mining structure. You also need to
ensure that the model uses the Microsoft Decision Trees algorithm.
Which DMX statement should you use?

A) ALTER MINING STRUCTURE [Bike Buyer] ADD MINING MODEL [Decision Tree] ( [Customer Key],
[Age],
[Bike Buyer] PREDICT,
[Commute Distance],
[Yearly Income]
)?USING Microsoft_Decision_Trees
WITH DRILLTHROUGH
B) INSERT INTO [Decision Tree] ( [Customer Key], [Age], [Bike Buyer], [Commute Distance], [Yearly Income] ) OPENQUERY([Bike Buyer], ?'Select [Customer Key], [Age], [Bike Buyer] , [Commute Distance],[Yearly Income]' )
C) SELECT * INTO [Decision Tree] USING [Microsoft_Decision_Trees] FROM [Bike Buyer]
D) CREATE MINING MODEL [Decision Tree] ( [Customer Key] LONG KEY, [Age] LONG DISCRETIZED(Automatic, 10), [Bike Buyer] LONG DISCRETE, [Commute Distance] TEXT DISCRETE, [Yearly Income] DOUBLE CONTINUOUS )?USING Microsoft_Decision_Trees

2. You are an ETL developer. The CIO asks you to develop a SQL Server 2008 Integration Services (SSIS) package to load data from a source to a destination system. As part of the solution you have to use the script component as a source to load the data in the SQL Server table dbo.Employee.
The table dbo.Employee has the following fields:
Emp_ID int NOT NULL Emp_Name varchar (100) NOT NULL Emp_City varchar(50) NOT NULL Emp_State varchar(2) Emp_Zip varchar(10)
The Script Transformation Editor, which displays the column properties of the script component, is shown in the following exhibit. (Click the Exhibit button.)
You need to code the CreateNewOutputRows() method to assign values to the buffer.
Which code snippet should you use?

A) Public override void CreateNewOutputRows() ( OutoutBuffer0.AddRow(); OutoutBuffer0.EmpID = 1; OutoutBuffer0.EmpName = "Jeff Price"; OutoutBuffer0.EmpCity = "Any City"; OutoutBuffer0.EmpState = "TX"; OutoutBuffer0.EmpZip = "88001"; )
B) Public override void CreateNewOutputRows() ( OutoutBuffer.AddRow(); OutoutBuffer.EmpID = 1; OutoutBuffer.EmpName = "Jeff Price"; OutoutBuffer.EmpCity = "Any City"; OutoutBuffer.EmpState = "TX"; OutoutBuffer.EmpZip = "88001"; )
C) Public override void CreateNewOutputRows() ( InputBuffer.AddRow(); InputBuffer.EmpID = 1; InputBuffer.EmpName = "Jeff Price"; InputBuffer.EmpCity = "Any City"; InputBuffer.EmpState = "TX"; InputBuffer.EmpZip = "88001"; )
D) Public override void CreateNewOutputRows() ( EmployeeBuffer.AddRow(); EmployeeBuffer.EmpID = 1; EmployeeBuffer.EmpName = "Jeff Price"; EmployeeBuffer.EmpCity = "Any City"; EmployeeBuffer.EmpState = "TX"; EmployeeBuffer.EmpZip = "88001"; )

3. You maintain a SQL Server 2008 Reporting Services Instance.
Some users need to view and run reports in the USA Region folder on the Report Server.
You need to assign these users the minimum permissions required.
Which role should you use?

A) Brower
B) Report Builder
C) Content Manager
D) Publisher

4. You maintain a SQL Server 2008 Analysis Services (SSAS) instance. The instance contains a database.
You change the DataDir property of the instance to a new folder.
You need to ensure that the instance uses the new folder in the minimum amount of downtime.
What should you do?

A) Restart the Analysis Services service.
B) Synchronize the database.
C) Process the database.
D) Delete the files in the original folder, and then restart the Analysis Services service.

5. You create a SQL Server 2008 Analysis Services (SSAS) solution. You enable proactive caching for a partition.
You need maintain SSAS performance by preventing the partition from entering ROLAP mode. What should you do?

A) Set the ProcessingMode property for the partition to Regular.
B) Set the ProcessingMode property for the partition to LazyAggregations.
C) Set the OnlineMode property for thepartition to OncacheComplete.
D) Set the OnlineMode property for the partition to Immediate.

問題與答案：