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New Microsoft 70-457 Course Material Available To Buy For 20% Discount (251-260)

QUESTION 251
You use Microsoft SQL Server 2012 to write code for a transaction that contains several statements. There is high contention between readers and writers on several tables used by your transaction. You need to minimize the use of the tempdb space. You also need to prevent reading queries from blocking writing queries. Which isolation level should you use?

A.    SERIALIZABLE
B.    SNAPSHOT
C.    READ COMMITTED SNAPSHOT
D.    REPEATABLE READ

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New Microsoft 70-457 Course Material Available To Buy For 20% Discount (201-210)

QUESTION 201
You develop a Microsoft SQL Server 2012 database. You need to create a batch process that meets the following requirements:
  Returns a result set based on supplied parameters.
  Enables the returned result set to perform a join with a table.
Which object should you use?

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

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New Passleader Microsoft 70-457 Dumps Available To Download (171-180)

QUESTION 171
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:
1711
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?

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