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Vendor: Microsoft
Exam Code: 70-469
Exam Name: Recertification for MCSE: Data Platform
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QUESTION 221
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 = 0
B. STATISTICS_NORECOMPUTE = OFF
C. STATISTICS_NORECOMPUTE = ON
D. FILLFACTOR = 80
Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/ms188783.aspx
http://msdn.microsoft.com/en-us/library/ms177459.aspx
QUESTION 222
You have a SQL Server 2012 database named Database1.
You execute the following code:
You insert 3 million rows into Sales.
You need to reduce the amount of time it takes to execute Proc1.
What should you do?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: A
QUESTION 223
Drag and Drop Questions
You execute the following code:
You discover that the Customers table was created in the dbo schema.
You need to create a code segment to move the table to another schema named Schema2.
What should you create? To answer, drag the appropriate code segments to the correct location in the answer area. (Answer choices may be used once, more than once, or not at all.)
Answer:
QUESTION 224
Drag and Drop Questions
You plan to deploy two stored procedures named SP1 and SP2 that read data from the database.
Your company identifies the following requirements for each stored procedure:
– SP1 must allow dirty reads.
– SP2 must place range locks on the data to ensure read consistency.
You need to identify which isolation level you must set for each stored procedure.
The solution must minimize the number of locks.
Which isolation level should you identify? To answer, drag the appropriate isolation level to the correct stored procedure in the answer area. (Answer choices may be used once, more than once, or not at all.)
Answer:
QUESTION 225
You have database objects that were created by using the following script:
The dbo.Customers table has 1 million rows.
You discover that usp_GetCustomersByDate takes a long time to complete.
The query plan used by the stored procedure is shown in the exhibit. (Click the Exhibit button.)
You need to ensure that usp_GetCustomersByDate completes as quickly as possible.
What should you do?
A. Modify the stored procedure to include the OPTIMIZE FOR UNKNOWN query hint.
B. Execute the sp_recompile ‘dbo.GetCustomersByDate’ statement.
C. Execute the ALTER INDEXIX_Customers_CreationDate WITH REBUILD statement.
D. Modify the stored procedure to include the OPTIMIZE FOR(‘1/1/2008’) query hint.
Answer: A
QUESTION 226
You have a database named DB1.
You plan to configure change data capture on the existing tables in DB1.
The database file settings for the DB1 are shown in the exhibit. (Click the Exhibit button.)
You need to minimize disk contention caused by change data capture.
What should you do? More than one answer choice may achieve the goal. Select the BEST answer.
A. Increase the autogrowth value of the database file.
B. Set the database recovery model to simple.
C. Increase the autogrowth value of the log file.
D. Configure change data capture to use to a secondary filegroup.
Answer: D
QUESTION 227
You have a SQL Server 2012 database named DB1 that is accessed by 650 concurrent users.
You need to log all of the queries to DB1 that become deadlocked.
The solution must meet the following requirements:
– Provide a representation of the deadlock in XML format.
– Minimize the impact on the server.
What should you create?
A. A SQL Server Profiler trace
B. A SQL Server Agent job that retrieves information from the sys.dm_tran_session_transactions
dynamic management views
C. A SQL Server Agent job that retrieves information from the sys.dm_tran_active_transactions
dynamic management views
D. A script that enables trace flags
Answer: A
QUESTION 228
You have a database named Database1.
You execute the following code:
You have the following query. (Line numbers are included for reference only.)
Users report that the query takes a long time to complete.
You create a full-text index for the Notes column.
You need to recommend changes to the query to reduce the amount of time it takes for the query to complete.
Which code segment should you use to replace line 03?
A. WHERE FREETEXT(notes, ‘%call%’) AND
B. INNER JOIN FREETEXTTABLE(dbo.table1, notes, ‘call’) AS t2 ON dbo.table1.ID = t2.key WHERE
C. WHERE CONTAINS(notes, ‘call*’) AND
D. WHERE CONTAINS(notes,*%call%’> AND
Answer: A
QUESTION 229
You have a SQL Server 2012 instance.
You plan to create an application that uses spatial data.
You need to create an object that will support the representation of the surface area of all the oceans.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: A
QUESTION 230
You use SQL Server 2012 to store data used by an e-commerce application.
You develop a stored procedure named sp1. Sp1 is used to read the price of all the products sold on the e-commerce site.
You need to ensure that sp1 can read data even while another transaction is modifying the price of a product. Sp1 must only read committed data.
Which transaction isolation level should you use in sp1?
A. Serializable
B. Snapshot
C. Repeatable read
D. Read committed
Answer: B
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