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Vendor: Microsoft
Exam Code: 70-457
Exam Name: Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Exam
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.)
Answer:
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.)
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.)
Answer:
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.
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.)
Answer:
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.)
Answer:
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.)
Answer:
QUESTION 97
Drag and Drop Question
You create a view based on the following statement:
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.)
Answer:
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.)
Answer:
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:
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.)
Answer:
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.)
Answer:
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