Easily Pass 70-457 Real Exam with Lead2pass New Microsoft 70-457 Practice Test (71-80)

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QUESTION 71
You use a contained database named ContosoDb within a domain.
You need to create a user who can log on to the ContosoDb database.
You also need to ensure that you can port the database to different database servers within the domain without additional user account configurations.
Which type of user should you create?

A.    SQL user without login
B.    SQL user with a custom SID
C.    SQL user with login
D.    Domain user

Answer: D
Explanation:
Http://msdn.microsoft.com/en-us/library/ff929071.aspx

QUESTION 72
You administer several Microsoft SQL Server 2012 database servers. Merge replication has been configured for an application that is distributed across offices throughout a wide area network (WAN). Many of the tables involved in replication use the XML and varchar (max) data types. Occasionally, merge replication fails due to timeout errors.
You need to reduce the occurrence of these timeout errors.
What should you do?

A.    Set the Merge agent on the problem subscribers to use the slow link agent profile.
B.    Create a snapshot publication, and reconfigure the problem subscribers to use the snapshot publication.
C.    Change the Merge agent on the problem subscribers to run continuously.
D.    Set the Remote Connection Timeout on the Publisher to 0.

Answer: A

QUESTION 73
You administer a Microsoft SQL Server 2012 database that has Trustworthy set to On.
You create a stored procedure that returns database-level information from Dynamic Management Views.
You grant User1 access to execute the stored procedure.
You need to ensure that the stored procedure returns the required information when User1 executes the stored procedure.
You need to achieve this goal by granting the minimum permissions required.
What should you do? (Each correct answer presents a complete solution. Choose all that apply.)

A.    Create a SQL Server login that has VIEW SERVER STATE permissions.
Create an application role and a secured password for the role.
B.    Modify the stored procedure to include the EXECUTE AS OWNER statement.
Grant VIEW SERVER STATE permissions to the owner of the stored procedure.
C.    Create a SQL Server login that has VIEW SERVER STATE permissions.
Modify the stored procedure to include the EXECUTE AS {newlogin} statement.
D.    Grant the db_owner role on the database to User1.
E.    Grant the sysadmin role on the database to User1.

Answer: BC
Explanation:
http://msdn.microsoft.com/en-us/library/ms187861.aspx

QUESTION 74
You administer a Microsoft SQL Server 2012 instance that has several SQL Server Agent jobs configured. When SQL Server Agent jobs fail, the error messages returned by the job steps are truncated.
The following error message is an example of the truncated error message:
"Executed as user CONTOSO\ServiceAccount. …0.4035.00 for 64-bit Copyright (C) Microsoft Corp 1984-2011. All rights reserved. Started 63513 PM Error 2012-06-23 183536.87 Code 0XC001000E Source UserImport Description Code 0x00000000 Source Log Import Activity Descript… The package execution fa… The step failed."
You need to ensure that all the details of the job step failures are retained for SQL Server Agent jobs.
What should you do?

A.    Expand agent logging to include information from all events.
B.    Disable the Limit size of job history log feature.
C.    Configure event forwarding.
D.    Configure output files.

Answer: D

QUESTION 75
You develop a Microsoft SQL Server 2012 database.
You need to create a batch process that meets the following requirements:
– Status information must be logged to a status table.
– If the status table does not exist at the beginning of the batch, it must be created.
Which object should you use?

A.    Scalar user-defined function
B.    Inline user-defined function
C.    Table-valued user-defined function
D.    Stored procedure

Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/ms186755.aspx

QUESTION 76
You administer a database that includes a table named Customers that contains more than 750 rows.
You create a new column named PartitionNumber of the int type in the table.
You need to assign a PartitionNumber for each record in the Customers table.
You also need to ensure that the PartitionNumber satisfies the following conditions:
– Always starts with 1.
– Starts again from 1 after it reaches 100.
Which Transact-SQL statement should you use?

A.    CREATE SEQUENCE CustomerSequence AS int
START WITH 0
INCREMENT BY 1
MINVALUE 1
MAXVALUE 100
UPDATE Customers SET PartitionNumber = NEXT VALOE FOR CustomerSequence
DROP SEQUENCE CustomerSequence

B.    CREATE SEQUENCE CustomerSequence AS int
START WITH 1
INCREMENT BY 1
MINVALUE 1 MAXVALUE 100
CYCLE
UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence
DROP SEQUENCE CustomerSequence

C.    CREATE SEQUENCE CustomerSequence AS int
START WITH 1
INCREMENT BY 1
MINVALUE 1
MAXVALUE 100
UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence + 1
DROP SEQUENCE CustomerSequence

D.    CREATE SEQUENCE CustomerSequence AS int
START WITH 1
INCREMENT BY 1
MINVALUE 0
MAXVALUE 100
CYCLE
UPTATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence
DROP SEQUENCE CustomerSequence

Answer: B
Explanation:
http://msdn.microsoft.com/en-us/library/ff878091.aspx

QUESTION 77
You use Microsoft SQL Server 2012 to develop a database application.
You need to create an object that meets the following requirements:
– Takes an input variable
– Returns a table of values Cannot be referenced within a view
Which object should you use?

A.    Scalar-valued function
B.    Inline function
C.    User-defined data type
D.    Stored procedure

Answer: D

QUESTION 78
You use Microsoft SQL Server 2012 to develop a database application.
You need to implement a computed column that references a lookup table by using an INNER JOIN against another table. What should you do?

A.    Reference a user-defined function within the computed column.
B.    Create a BEFORE trigger that maintains the state of the computed column.
C.    Add a default constraint to the computed column that implements hard-coded values.
D.    Add a default constraint to the computed column that implements hard-coded CASE statements.

Answer: A

QUESTION 79
You are a database developer for an application hosted on a Microsoft SQL Server 2012 server. The database contains two tables that have the following definitions:

wps9C4A.tmp_thumb

Global customers place orders from several countries.
You need to view the country from which each customer has placed the most orders.
Which Transact-SQL query do you use?

wpsD287.tmp_thumb

A.    Option A
B.    Option B
C.    Option C
D.    Option D

Answer: A

QUESTION 80
You administer a Microsoft SQL Server 2012 database named ContosoDb. The database contains a table named Suppliers and a column named IsActive in the Purchases schema.
You create a new user named ContosoUser in ContosoDb.
ContosoUser has no permissions to the Suppliers table.
You need to ensure that ContosoUser can delete rows that are not active from Suppliers.
You also need to grant ContosoUser only the minimum required permissions.
Which Transact-SQL statement should you use?

A.    GRANT DELETE ON
Purchases.Suppliers TO ContosoUser

B.    CREATE PROCEDURE
Purchases.PurgeInactiveSu ppliers
WITH EXECUTE AS USER = ‘dbo’
AS
DELETE FROM Purchases.Suppliers
WHERE IsActive = 0
GO GRANT EXECUTE ON
Purchases.PurgelnactiveSu ppliers TO ContosoUser

C.    GRANT SELECT ON
Purchases.Suppliers TO ContosoUser

D.    CREATE PROCEDURE
Purchases.PurgeInactiveSu ppliers
AS
DELETE FROM Purchases.Suppliers
WHERE IsActive = 0
GO
GRANT EXECUTE ON
Purchases.PurgeInactiveSu ppliers TO ContosoUser

Answer: B
Explanation:
http://msdn.microsoft.com/en-us/library/ms188354.aspx
http://msdn.microsoft.com/en-us/library/ms187926.aspx

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