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Microsoft Transition Your MCITP: Database Administrator 2008 or MCITP: Database Developer 2008 to MCSE: Data Platform Sample Questions:

1. You execute the following code.

You need to reduce the amount of time it takes to execute the query. What should you do?

A) Partition the table and use the JobTitle column for the partition scheme.
B) Change SUBSTRING (JobTitle, 1, 1) = 'C' to LEFT(JobTitle ,1) = 'C'.
C) Replace IX_Employees with a clustered index.
D) Change SUBSTRING(JobTitle,1, 1) = 'C' to JobTitle LIKE `C%'.

2. You need to recommend a solution that addresses the concurrency requirement.
What should you recommend?

A) Modify the stored procedures to update tables in the same order for all of the stored procedures.
B) Call the stored procedures in a Distributed Transaction Coordinator (DTC) transaction.
C) Make calls to Sales.Proc1 and Sales.Proc2 synchronously.
D) Break each stored procedure into two separate procedures, one that changes Sales.Table1 and one that changes Sales.Table2.

3. You need to implement changes to the system to reduce contention and improve performance of the SalesOrderDetail table.
Which three actions should you perform? Each correct answer presents part of the solution. Choose three.

A) ALTER DATABASE [ProdDB] SET ALLOW.SNAPSHOT ISOLATION ON
B) Use (TABLOCK) hints in the report queries
C) Use (SNAPSHOT] hints in the update statements
D) SET TRANSACTION ISOLATION LEVEL SNAPSHOT
E) SET TRANSACTION ISOLATION LEVEL SERIALIZABLE
F) Use (SNAPSHOT] hints in the report queries
G) ALTER DATABASE [ProdDB] SET READ_COMMITTED_SNAPSHOT ON
H) ALTER DATABASE [ProdDB] SET READ_COMMITTED_SNAPSHOT OFF

4. You have an index for a table in a SQL Azure database. The database is used for Online Transaction Processing (OLTP).
You discover that many page splits occur when records are inserted or updated in the table.
You need to minimize the number of page splits.
What should you set from the index options?

A) FILLFACTOR = 80
B) FILLFACTOR = 0
C) STATISTICS_NORECOMPUTE = ON
D) STATISTICS_NORECOMPUTE = OFF

5. You have a query that is used by a reporting dashboard.
Users report that the query sometimes takes a long time to run.
You need to recommend a solution to identify what is causing the issue.
What should you recommend?
More than one answer choice may achieve the goal. Select the BEST answer.

A) Set the blocked process threshold, and then create an alert.
B) Enable trace flag 1204, and then create an alert.
C) Set the blocked process threshold, and then run SQL Server Profiler.
D) Create a job that queries the sys.dm_os_waiting_tasks dynamic management view.

Solutions: