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Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Sample Questions:

1. 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) READ COMMITTED SNAPSHOT
B) REPEATABLE READ
C) SERIALIZABLE
D) SNAPSHOT

2. You develop a database for a travel application. You need to design tables and other database objects. You create a stored procedure. You need to supply the stored procedure with multiple event names and their dates as parameters. What should you do?

A) Use an appropriate collation.
B) Use the TODATETIMEOFFSET function.
C) Use the DATETIME2 data type.
D) Use a user-defined table type.
E) Use the DATETIME data type.
F) Use the VARBINARY data type.
G) Use the FORMAT function.
H) Use the DATETIMEOFFSET data type.
I) Use the CAST function.
J) Use the DATE data type.

3. 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 1 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence + 1 DROP SEQUENCE CustomerSequence
B) 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
C) 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
D) CREATE SEQUENCE CustomerSequence AS int START WITH 0 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence DROP SEQUENCE CustomerSequence

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

5. You support a database structure shown in the exhibit. (Click the Exhibit button.)

You need to write a query that displays the following details:
Total sales made by sales people, year, city, and country
Sub totals only at the city level and country level
A grand total of the sales amount
Which Transact-SQL query should you use?

A) SELECT SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate) AS Year, Sum(Amount) AS Total FROM Sale INNER JOIN SalesPerson ON Sale.SalesPersonID = SalesPerson.SalesPersonID GROUP BY GROUPING SETS((SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate)), (Country, City), (Country), ())
B) SELECT SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate) AS Year, Sum(Amount) AS Total FROM Sale INNER JOIN SalesPerson ON Sale.SalesPersonID = SalesPerson.SalesPersonID GROUP BY CUBE(SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate))
C) SELECT SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate) AS Year, Sum(Amount) AS Total FROM Sale INNER JOIN SalesPerson ON Sale.SalesPersonID = SalesPerson.SalesPersonID GROUP BY ROLLUP(SalesPerson.Name, DatePart(yyyy, SaleDate), City, Country)
D) SELECT SalesPerson.Name, Country, City, DatePart(yyyy, SaleDate) AS Year, Sum(Amount) AS Total FROM Sale INNER JOIN SalesPerson ON Sale.SalesPersonID = SalesPerson.SalesPersonID GROUP BY CUBE(SalesPerson.Name, DatePart(yyyy, SaleDate), City, Country)

Solutions: