[2016-New] GreatExam Microsoft 70-457 Exam Dumps Free Download (81-100)

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QUESTION 81
You administer a Microsoft SQL Server 2012 server that has SQL Server Integration Services (SSIS) installed.
You plan to deploy new SSIS packages to the server.
The SSIS packages use the Project Deployment Model together with parameters and Integration Services environment variables.
You need to configure the SQL Server environment to support these packages.
What should you do?

A.    Create SSIS configuration files for the packages.
B.    Create an Integration Services catalog.
C.    Install Data Quality Services.
D.    Install Master Data services.

 

Answer: B
Explanation:
http://msdn.microsoft.com/en-us/library/bb677181.aspx

QUESTION 82
You administer a Microsoft SQL Server 2012 server.
You plan to deploy new features to an application.
You need to evaluate existing and potential clustered and non-clustered indexes that will improve performance.
What should you do?

A.    Query the sys.dm_db_index_usage_stats DMV.
B.    Query the sys.dm_db_missing_index_details DMV.
C.    Use the Database Engine Tuning Advisor.
D.    Query the sys.dm_db_missing_index_columns DMV.

Answer: C
Explanation:
http://msdn.microsoft.com/en-us/library/ms174202.aspx

QUESTION 83
You administer a Microsoft SQL Server database named Sales.
The database is 3 terabytes in size.
The Sales database is configured as shown in the following table.
831
You discover that Sales_2.ndf is corrupt.
You need to recover the corrupted data in the minimum amount of time.
What should you do?

A.    Perform a file restore.
B.    Perform a transaction log restore.
C.    Perform a restore from a full backup.
D.    Perform a filegroup restore.

Answer: A

QUESTION 84
You administer two instances of Microsoft SQL Server 2012.
You deploy an application that uses a database on the named instance.
The application is unable to connect to the database on the named instance.
You need to ensure that the application can connect to the named instance.
What should you do?

A.    Use the Data Quality Client to configure the application.
B.    Start the SQL Server Browser Service.
C.    Use the Master Data Services Configuration Manager to configure the application.
D.    Start the SQL Server Integration Services Service.

Answer: B

QUESTION 85
Your application contains a stored procedure for each country. Each stored procedure accepts an employee identification number through the @EmpID parameter.
You plan to build a single process for each employee that will execute the stored procedure based on the country of residence.
Which approach should you use?

A.    a recursive stored procedure
B.    Trigger
C.    An UPDATE statement that includes CASE
D.    Cursor
E.    The foreach SQLCLR statement

Answer: D

QUESTION 86
You use Microsoft SQL Server 2012 to develop a database application.
You create a stored procedure named dbo.ModifyData that can modify rows.
You need to ensure that when the transaction fails, dbo.ModifyData meets the following requirements:
– Does not return an error
– Closes all opened transactions
Which Transact-SQL statement should you use?

A.    BEGIN TRANSACTION
BEGIN TRY
EXEC dbo.ModifyData
COMMIT TRANSACTION
END TRY
BEGIN CATCH
IF @@ TRANCOUNT = 0
ROLLBACK TRANSACTION;
END CATCH
B.    BEGIN TRANSACTION
BEGIN TRY
EXEC dbo.ModifyData
COMMIT TRANSACTION
END TRY
BEGIN CATCH
IF @@ERRCR != 0
ROLLBACK TRANSACTION;
THROW;
END CATCH
C.    BEGIN TRANSACTION
BEGIN TRY
EXEC dbo.ModifyData
COMMIT TRANSACTION
END TRY
BEGIN CATCH
IF @@TRANCOUNT = 0
ROLLBACK TRANSACTION;
THROW;
END CATCH
D.    BEGIN TRANSACTION
BEGIN TRY
EXEC dbo.ModifyData
COMMIT TRANSACTION
END TRY
BEGIN CATCH
IF @@ZRROR !- 0
ROLLBACK TRANSACTION;
END CATCH

Answer: D

QUESTION 87
You are developing a database application by using Microsoft SQL Server 2012.
An application that uses a database begins to run slowly.
You discover that during reads, the transaction experiences blocking from concurrent updates.
You need to ensure that throughout the transaction the data maintains the original version.
What should you do?

A.    Add a HASH hint to the query.
B.    Add a LOOP hint to the query.
C.    Add a FORCESEEK hint to the query.
D.    Add an INCLUDE clause to the index.
E.    Add a FORCESCAN hint to the Attach query.
F.    Add a columnstore index to cover the query.
G.    Enable the optimize for ad hoc workloads option.
H.    Cover the unique clustered index with a columnstore index.
I.    Include a SET FORCEPLAN ON statement before you run the query.
J.    Include a SET STATISTICS PROFILE ON statement before you run the query.
K.    Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query.
L.    Include a SET TRANSACTION ISOLATION LEVEL
REPEATABLE READ statement before you run the query.
M.    Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
N.    Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.

Answer: M

QUESTION 88
You are developing a database application by using Microsoft SQL Server 2012.
You have a query that runs slower than expected.
You need to capture execution plans that will include detailed information on missing indexes recommended by the query optimizer.
What should you do?

A.    Add a HASH hint to the query.
B.    Add a LOOP hint to the query.
C.    Add a FORCESEEK hint to the query.
D.    Add an INCLUDE clause to the index.
E.    Add a FORCESCAN hint to the Attach query.
F.    Add a columnstore index to cover the query.
G.    Enable the optimize for ad hoc workloads option.
H.    Cover the unique clustered index with a columnstore index.
I.    Include a SET FORCEPLAN ON statement before you run the query.
J.    Include a SET STATISTICS PROFILE ON statement before you run the query.
K.    Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query.
L.    Include a SET TRANSACTION ISOLATION LEVELREPEATABLE READ statement before you run the query.
M.    Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
N.    Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.

Answer: K

QUESTION 89
You are developing a database application by using Microsoft SQL Server 2012.
An application that uses a database begins to run slowly.
You discover that a large amount of memory is consumed by single-use dynamic queries.
You need to reduce procedure cache usage from these statements without creating any additional indexes. What should you do?

A.    Add a HASH hint to the query.
B.    Add a LOOP hint to the query.
C.    Add a FORCESEEK hint to the query.
D.    Add an INCLUDE clause to the index.
E.    Add a FORCESCAN hint to the Attach query.
F.    Add a columnstore index to cover the query.
G.    Enable the optimize for ad hoc workloads option.
H.    Cover the unique clustered index with a columnstore index.
I.    Include a SET FORCEPLAN ON statement before you run the query.
J.    Include a SET STATISTICS PROFILE ON statement before you run the query.
K.    Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query.
L.    Include a SET TRANSACTION ISOLATION LEVELREPEATABLE READ statement before you run the query.
M.    Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query.
N.    Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query.

Answer: G
Explanation:
http://msdn.microsoft.com/en-us/library/cc645587.aspx

QUESTION 90
You have a database that contains the tables as shown below:
901
You have a stored procedure named Procedure1. Procedure1 retrieves all order ids after a specific date. The rows for Procedure1 are not sorted. Procedure1 has a single parameter named Parameter1. Parameter1 uses the varchar type and is configured to pass the specific date to Procedure1. A database administrator discovers that OrderDate is not being compared correctly to Parameter1 after the data type of the column is changed to datetime.
You need to update the SELECT statement to meet the following requirements:
– The code must NOT use aliases.
– The code must NOT use object delimiters.
– The objects called in Procedure1 must be able to be resolved by all users.
– OrderDate must be compared to Parameter1 after the data type of Parameter1 is changed to datetime.
Which SELECT statement should you use? To answer, type the correct code in the answer area.
Answer:
SELECT Orders.OrderID
FROM Orders
WHERE Orders.OrderDate>CONVERT(datetime,@Parameter1)

QUESTION 91
You use Microsoft SQL Server 2012 database to develop a shopping cart application.
You need to invoke a table-valued function for each row returned by a query.
Which Transact-SQL operator should you use?

A.    CROSS JOIN
B.    UNPIVOT
C.    PIVOT
D.    CROSS APPLY

Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/ms175156.aspx

QUESTION 92
You develop a database application for a university.
You need to create a view that will be indexed that meets the following requirements:
– Displays the details of only students from Canada.
– Allows insertion of details of only students from Canada.
Which four Transact-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
921
Answer:
922
Explanation:
http://msdn.microsoft.com/en-us/library/ms187956.aspx

QUESTION 93
You create the following stored procedure. (Line numbers are included for reference only.)
931
You need to ensure that the stored procedure performs the following tasks:
– If a record exists, update the record.
– If no record exists, insert a new record.
Which four Transact-SQL statements should you insert at line 07? (To answer, move the appropriate statements from the list of statements to the answer area and arrange them in the correct order.)
932
Answer:
933
Explanation:
http://technet.microsoft.com/en-us/library/bb510625.aspx

QUESTION 94
You use Microsoft SQL Server 2012 to develop a database application.
You create two tables by using the following table definitions.
941
Which six Transact-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
942
Answer:
943

QUESTION 95
You use Microsoft SQL Server 2012 to develop a database application.
You create a table by using the following definition:
CREATE TA3LE Prices
(
Priceld int IDENTITY(1,1) PRIMARY KEY,
ActualPrice NUMERIC(16,9),
PredictedPrice NUMERIC(16,9)
)
You need to create a computed column based on a user-defined function named udf_price_index.
You also need to ensure that the column supports an index.
Which three Transact-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
951
Answer:
952

QUESTION 96
You use Microsoft SQL Server 2012 to develop a database that has two tables named Div1Cust and Div2Cust. Each table has columns named DivisionID and CustomerId.
None of the rows in Div1Cust exist in Div2Cust.
You need to write a query that meets the following requirements:
– The rows in Div1Cust must be combined with the rows in Div2Cust.
– The result set must have columns named Division and Customer.
– Duplicates must be retained.
Which three Transact-SQL statements should you use? (To answer, move the appropriate statements from the list of statements to the answer area and arrange them in the correct order.)
961
Answer:
962

QUESTION 97
Drag and Drop Question
You create a view based on the following statement:
971
You grant the Select permission to User1 for this view.
You need to change the view so that it displays only the records that were processed in the month prior to the current month.
You need to ensure that after the changes, the view functions correctly for User1.
Which four Transact-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
972
Answer:
973
Explanation:
http://msdn.microsoft.com/en-us/library/hh213020.aspx
http://msdn.microsoft.com/en-us/library/ms186819.aspx
http://msdn.microsoft.com/en-us/library/ms173846.aspx

QUESTION 98
Drag and Drop Question
You use a Microsoft SQL Server 2012 database.
You need to create an indexed view within the database for a report that displays Customer Name and the total revenue for that customer.
Which four T-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
981
Answer:
982
Explanation:
http://msdn.microsoft.com/en-us/library/ms191432.aspx

QUESTION 99
Drag and Drop Question
You administer a Microsoft SQL Server 2012 database.
You use an OrderDetail table that has the following definition:
991
You need to create a non-clustered index on the SalesOrderID column in the OrderDetail table to include only rows that contain a value in the SpecialOfferID column.
Which four Transact-SQL statements should you use? (To answer, move the appropriate statements from the list of statements to the answer area and arrange them in the correct order.)
992
Answer:
993

QUESTION 100
Drag and Drop Question
You want to add a new GUID column named BookGUID to a table named dbo.Book that already contains data. BookGUID will have a constraint to ensure that it always has a value when new rows are inserted into dbo.Book.
You need to ensure that the new column is assigned a GUID for existing rows.
Which four Transact-SQL statements should you use? (To answer, move the appropriate SQL statements from the list of statements to the answer area and arrange them in the correct order.)
1001
Answer:
1002

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