Microsoft 70-457 Vce Dumps, New Release Microsoft 70-457 Self Study On Our Store

May 25, 2016microdessComments Off

QUESTION 1
You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)

You need to display rows from the Orders table for the Customers row having the CustomerId value set to
1 in the following XML format.

Which Transact-SQL query should you use?

A. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW
B. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW, ELEMENTS
C. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML AUTO
D. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId – Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
E. SELECT Name, Country, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId- 1 FOR XML AUTO
F. SELECT Name, Country, Orderld, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
G. SELECT Name AS ‘@Name’, Country AS ‘@Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)
H. SELECT Name AS ‘Customers/Name’, Country AS ‘Customers/Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)

Correct Answer: A Explanation
Explanation/Reference:
http://msdn.microsoft.com/en-us/library/bb510464.aspx

QUESTION 2
You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)

You need to display rows from the Orders table for the Customers row having the CustomerIdvalue set to 1 in the following XML format.

Which Transact-SQL query should you use?
A. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW
B. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers=CustomerId = 1 FOR XML RAW, ELEMENTS
C. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML AUTO
D. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
E. SELECT Name, Country, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO
F. SELECT Name, Country, Orderld, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
G. SELECT Name AS ‘@Name’, Country AS ‘@Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE
Customers.CustomerId= 1
FOR XML PATH (‘Customers’)

H. SELECT Name AS ‘Customers/Name’, Country AS ‘Customers/Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)

Correct Answer: C Explanation
Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/ms188273.aspx

QUESTION 3
You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)

You need to display rows from the Orders table for the Customers row having the CustomerId value set to 1 in the following XML format.

Which Transact-SQL query should you use?
Which Transact-SQL query should you use?
A. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW
B. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW, ELEMENTS
C. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML AUTO
D. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId – Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
E. SELECT Name, Country, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO
F. SELECT Name, Country, Orderld, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
G. SELECT Name AS ‘@Name’, Country AS ‘@Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)
H. SELECT Name AS ‘Customers/Name’, Country AS ‘Customers/Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)

Correct Answer: E Explanation
Explanation/Reference:
QUESTION 4
You administer a Microsoft SQL Server 2012 database named ContosoDb. Tables are defined as shown in the exhibit. (Click the Exhibit button.)

You need to display rows from the Orders table for the Customers row having the CustomerId value set to 1 in the following XML format.

Which Transact-SQL query should you use?
A. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW
B. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML RAW, ELEMENTS
C. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerId = Customers.CustomerId WHERE Customers.CustomerId = 1 FOR XML AUTO
D. SELECT OrderId, OrderDate, Amount, Name, Country FROM Orders INNER JOIN Customers ON Orders.CustomerXd – Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
E. SELECT Name, Country, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId- 1 FOR XML AUTO
F. SELECT Name, Country, Orderld, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML AUTO, ELEMENTS
G. SELECT Name AS ‘@Name’, Country AS ‘@Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)
H. SELECT Name AS ‘Customers/Name’, Country AS ‘Customers/Country’, OrderId, OrderDate, Amount FROM Orders INNER JOIN Customers ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId= 1 FOR XML PATH (‘Customers’)

Correct Answer: D Explanation
Explanation/Reference:
QUESTION 5
You create a table that has the StudentCode, SubjectCode, and Marks columns to record mid-year marks for students. The table has marks obtained by 50 students for various subjects.
You need to ensure that the top half of the students arranged by their average marks must be given a rank of 1 and the remaining students must be given a rank of 2.
Which Transact-SQL query should you use?
A. SELECT StudentCode as Code, RANK ( ) OVER (ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
B. SELECT Id, Name, Marks, DENSE_RANK () OVER (ORDER BY Marks DESC) AS Rank FROM StudentMarks
C. SELECT StudentCode as Code, DENSE_RANK () OVER (ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
D. SELECT StudentCode as Code, NTILE (2) OVER (ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY
StudentCode
E. SELECT StudentCode AS Code,Marks AS Value FROM (SELECT StudentCode, Marks AS Marks, RANK () OVER (PARTITION BY SubjectCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
F. SELECT StudentCode AS Code,Marks AS Value FRCM ( SELECT StudentCode, Marks AS Marks, RANK() OVER (PARTITION BY SubjectCode ORDER 3Y Marks DESC) AS Rank FRCM StudentMarks) tmp WHERE Rank = 1
G. SELECT StudentCode AS Code,Marks AS Value FROM (SELECT StudentCode, Marks AS Marks, RANK () OVER (PARTITION BY StudentCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
H. SELECT StudentCode AS Code,Marks AS Value FROM (SELECT StudentCode, Marks AS Marks, RANXO OVER (PARTITION BY StudentCode ORDER BY Marks DESC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1

Correct Answer: D Explanation
Explanation/Reference:
QUESTION 6
You create a table that has the StudentCode, SubjectCode, and Marks columns to record mid-year marks
for students. The table has marks obtained by 50 students for various subjects. You need to ensure that
the following requirements are met:
Students must be ranked based on their average marks.
If one or more students have the same average, the same rank must be given to these students.
Consecutive ranks must be skipped when the same rank is assigned.

Which Transact-SQL query should you use?

A. SELECT StudentCode as Code, RANK() OVER(ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
B. SELECT Id, Name, Marks, DENSE_RANK() OVER(ORDER BY Marks DESC) AS Rank FROM StudentMarks
C. SELECT StudentCode as Code, DENSE_RANK() OVER(ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
D. SELECT StudentCode as Code, NTILE(2) OVER(ORDER BY AVG (Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
E. SELECT StudentCode AS Code,Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY SubjectCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
F. SELECT StudentCode AS Code,Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY SubjectCode ORDER BY Marks DESC) AS Rank FROM StudentMarks) tmp
WHERE Rank = 1
G. SELECT StudentCode AS Code,Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY StudentCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
H. SELECT StudentCode AS Code,Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANXO OVER(PARTITION BY StudentCode ORDER BY Marks DESC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1

Correct Answer: A Explanation
Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/ms189798.aspx

QUESTION 7
You create a table that has the StudentCode, SubjectCode, and Marks columns to record mid-year marks for students. The table has marks obtained by 50 students for various subjects.
You need to retrieve the students who scored the highest marks for each subject along with the marks.
Which Transact-SQL query should you use?
A. SELECT StudentCode as Code, RANK() OVER(ORDER BY AVG(Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
B. SELECT Id, Name, Marks, DENSE_RANK() OVER(ORDER BY Marks DESC) AS Rank FROM StudentMarks
C. SELECT StudentCode as Code, DENSE_RANK() OVER(ORDER BY AVG(Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
D. SELECT StudentCode as Code, NTILE(2) OVER(ORDER BY AVG(Marks) DESC) AS Value FROM StudentMarks GROUP BY StudentCode
E. SELECT StudentCode AS Code, Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY SubjectCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
F. SELECT StudentCode AS Code, Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY SubjectCode ORDER BY Marks DESC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
G. SELECT StudentCode AS Code, Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANK() OVER(PARTITION BY StudentCode ORDER BY Marks ASC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
H. SELECT StudentCode AS Code, Marks AS Value FROM ( SELECT StudentCode, Marks AS Marks, RANXO OVER(PARTITION BY StudentCode ORDER BY Marks DESC) AS Rank FROM StudentMarks) tmp WHERE Rank = 1
Correct Answer: F Explanation

Explanation/Reference:
QUESTION 8
You develop a Microsoft SQL Server 2012 server database that supports an application. The application
contains a table that has the following definition:

CREATE TABLE Inventory (
ItemID int NOT NULL PRIMARY KEY,
ItemsInStore int NOT NULL,
ItemsInWarehouse int NOT NULL)

You need to create a computed column that returns the sum total of the ItemsInStore and
ItemsInWarehouse values for each row.

The new column is expected to be queried heavily, and you need to be able to index the column.
Which Transact-SQL statement should you use?

A. ALTER TABLE Inventory ADD TotalItems AS ItemslnStore + ItemsInWarehouse
B. ALTER TABLE Inventory ADD TotalItems AS ItemsInStore + ItemsInWarehouse PERSISTED
C. ALTER TABLE Inventory ADD TotalItems AS SUM(ItemsInStore, ItemsInWarehouse) PERSISTED
D. ALTER TABLE Inventory ADD TotalItems AS SUM(ItemsInStore, ItemsInWarehouse)

Correct Answer: B Explanation
Explanation/Reference:
Explanation:
Reference: http://msdn.microsoft.com/en-us/library/ms174979.aspx

QUESTION 9
You develop a Microsoft SQL Server 2012 database that contains a table named Customers. The Customers table has the following definition:

You need to create an audit record only when either the MobileNumber or HomeNumber column is updated.
Which Transact-SQL query should you use?
A. CREATE TRIGGER TrgPhoneNumberChange ON Customers FOR UPDATE
AS
IF COLUMNS_UPDATED (HomeNumber, MobileNumber)
– – Create Audit Records
B. CREATE TRIGGER TrgPhoneNumberChange ON Customers FOR UPDATE AS IF EXISTS( SELECT HomeNumber FROM inserted) OR EXISTS (SELECT MobileNumber FROM inserted) – – Create Audit Records
C. CREATE TRIGGER TrgPhoneNumberChange ON Customers FOR UPDATE AS IF COLUMNS_CHANGED (HomeNumber, MobileNumber) – – Create Audit Records
D. CREATE TRIGGER TrgPhoneNumberChange ON Customers FOR UPDATE AS IF UPDATE (HomeNumber) OR UPDATE (MobileNumber) – – Create Audit Records

Correct Answer: D Explanation
Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/bb510663.aspx Reference: http://msdn.microsoft.com/ en-us/library/ms186329.aspx
QUESTION 10
You develop a Microsoft SQL Server 2012 database that has two tables named SavingAccounts and LoanAccounts. Both tables have a column named AccountNumber of the nvarchar data type.
You use a third table named Transactions that has columns named TransactionId AccountNumber, Amount, and TransactionDate.
You need to ensure that when multiple records are inserted in the Transactions table, only the records that have a valid AccountNumber in the SavingAccounts or LoanAccounts are inserted.
Which Transact-SQL statement should you use?
A. CREATE TRIGGER TrgValidateAccountNumber ON Transactions INSTEAD OF INSERT AS BEGIN INSERT INTO Transactions SELECT TransactionID,AccountNumber,Amount,TransactionDate FROM inserted WHERE AccountNumber IN (SELECT AccountNumber FROM LoanAccounts UNION SELECT AccountNumber FROM SavingAccounts)) END
B. CREATE TRIGGER TrgValidateAccountNumber ON Transactions FOR INSERT AS BEGIN INSERT INTO Transactions SELECT TransactionID,AccountNumber,Amount,TransactionDate FROM inserted WHERE AccountNumber IN (SELECT AccountNumber FROM LoanAccounts UNION SELECT AccountNumber FROM SavingAccounts)) END
C. CREATE TRIGGER TrgValidateAccountNumber ON Transactions
INSTEAD OF INSERT
AS
BEGIN
IF EXISTS (
SELECT AccountNumber FROM inserted EXCEPT
(SELECT AccountNumber FROM LoanAccounts
UNION SELECT AccountNumber FROM SavingAccounts))
BEGIN
ROLLBACK TRAN
END
END
D. CREATE TRIGGER TrgValidateAccountNumber ON Transactions FOR INSERT AS BEGIN IF EXISTS ( SELECT AccountNumber FROM inserted EXCEPT (SELECT AccountNumber FROM LoanAccounts UNION SELECT AccountNumber FROM SavingAccounts)) BEGIN ROLLBACK TRAN END END

Correct Answer: A Explanation
Explanation/Reference:
QUESTION 11
You develop a Microsoft SQL Server 2012 database.
You create a view that performs the following tasks: Joins 8 tables that contain up to 500,000 records each. Performs aggregations on 5 fields.
The view is frequently used in several reports. You need to improve the performance of the reports.
What should you do?
A. Convert the view into a table-valued function.
B. Convert the view into a Common Table Expression (CTE).
C. Convert the view into an indexed view.
D. Convert the view into a stored procedure and retrieve the result from the stored procedure into a temporary table.
Correct Answer: C Explanation

Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/ms191432.aspx
QUESTION 12
You are a database developer of a Microsoft SQL Server 2012 database. The database contains a table named Customers that has the following definition: You need to ensure that the CustomerId column in the Orders table contains only values that exist in the CustomerId column of the Customer table.

Which Transact-SQL statement should you use?
A. ALTER TABLE Orders ADD CONSTRAINT FX_Orders_CustomerID FOREIGN KEY (CustomerId) REFERENCES Customer (CustomerId)
B. ALTER TABLE Customer ADD CONSTRAINT FK_Customer_CustomerID FOREIGN KEY {CustomerID) REFERENCES Orders (CustomerId)
C. ALTER TABLE Orders ADD CONSTRAINT CK_Crders_CustomerID CHECK (CustomerId IN (SELECT CustomerId FROM Customer))
D. ALTER TABLE Customer ADD OrderId INT NOT NULL; ALTER TABLE Customer ADD CONSTRAINT FK_Customer_OrderID FOREIGN KEY (CrderlD) REFERENCES Orders (CrderlD);
E. ALTER TABLE Orders ADD CONSTRAINT PK Orders CustomerId PRIMARY KEY (CustomerID)

Correct Answer: A Explanation
Explanation/Reference:
Explanation:
Reference: http://msdn.microsoft.com/en-us/library/ms189049.aspx

QUESTION 13
You have three tables that contain data for dentists, psychiatrists, and physicians. You create a view that is
used to look up their email addresses and phone numbers.
The view has the following definition:
You need to ensure that users can update only the phone numbers and email addresses by using this view.
What should you do?
A. Alter the view. Use the EXPAND VIEWS query hint along with each SELECT statement.
B. Create an INSTEAD OF UPDATE trigger on the view.
C. Drop the view. Re-create the view by using the SCHEMABINDING clause, and then create an index on the view.
D. Create an AFTER UPDATE trigger on the view.

Correct Answer: B Explanation
Explanation/Reference:
Explanation:
Reference: http://msdn.microsoft.com/en-us/library/ms187956.aspx

QUESTION 14
You develop a Microsoft SQL Server 2012 database. You create a view from the Orders and OrderDetails tables by using the following definition.

You need to ensure that users are able to modify data by using the view. What should you do?
A. Create an AFTER trigger on the view.
B. Modify the view to use the WITH VIEW_METADATA clause.
C. Create an INSTEAD OF trigger on the view.
D. Modify the view to an indexed view. Correct Answer: C

Explanation Explanation/Reference:
Explanation:
Reference: http://msdn.microsoft.com/en-us/library/ms187956.aspx

QUESTION 15
You have a database that contains the tables shown in the exhibit. (Click the Exhibit button.)

You deploy a new server that has SQL Server 2012 installed. You need to create a table named
Sales.OrderDetails on the new server. Sales.OrderDetails must meet the following requirements:
Write the results to a disk.
Contain a new column named LineItemTotal that stores the product of ListPrice and Quantity for each row.
The code must NOT use any object delimiters.

The solution must ensure that LineItemTotal is stored as the last column in the table.

Which code segment should you use?

To answer, type the correct code in the answer area.

A. CREATE TABLE Sales.OrderDetails ( ListPrice money not null, Quantity int not null, LineItemTotal as (ListPrice * Quantity) PERSISTED)
B. CREATE TABLE Sales.OrderDetails ( ListPrice money not null, Quantity int not null, LineItemTotal as (ListPrice * Quantity))
Correct Answer: A Explanation Explanation/Reference:

Reference: http://msdn.microsoft.com/en-us/library/ms174979.aspx Reference: http:// technet.microsoft.com/en-us/library/ms188300.aspx
QUESTION 16
You have a database that contains the tables shown in the exhibit. (Click the Exhibit button.)

You need to create a view named uv_CustomerFullName to meet the following requirements:
*The code must NOT include object delimiters.
*The view must be created in the Sales schema.
*Columns must only be referenced by using one-part names. *The view must return the first name and the
last name of all customers. *The view must prevent the underlying structure of the customer table from
being changed. *The view must be able to resolve all referenced objects, regardless of the user’s default
schema.

Which code segment should you use?

To answer, type the correct code in the answer area.

A. CREATE VIEW Sales.uv_CustomerFullName with Schemabinding AS SELECT FirstName, LastName
FROM Customers
B. CREATE VIEW Sales.uv_CustomerFullName AS SELECT FirstName, LastName FROM Customers

Correct Answer: A Explanation
Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/ms187956.aspx
QUESTION 17
You have a database that contains the tables shown in the exhibit. (Click the Exhibit button.)

You need to create a query that calculates the total sales of each OrderId from the Sales.Details table.
The solution must meet the following requirements:
*Use one-part names to reference columns.
*Start the order of the results from OrderId.
*NOT depend on the default schema of a user.
*Use an alias of TotalSales for the calculated ExtendedAmount. *Display only the OrderId column and the
calculated TotalSales column.

Which code segment should you use?

To answer, type the correct code in the answer area.

A. SELECT OrderID, SUM(ExtendedAmount) AS TotalSales FROM Sales.Details
GROUP BY OrderID
ORDER BY OrderID

B. SELECT OrderID, SUM(ExtendedAmount) AS TotalSales FROM Sales.Details ORDER BY OrderID

Correct Answer: A Explanation
Explanation/Reference:
QUESTION 18
You have a database that contains the tables as shown in the exhibit. (Click the Exhibit button.)

You have the following query:

You need to recreate the query to meet the following requirements:
Reference columns by using one-part names only.
Sort aggregates by SalesTerritoryID, and then by ProductID. Order the results in descending order from

SalesTerritoryID to ProductID. The solution must use the existing SELECT clause and FROM clause.
Which code segment should you use?
To answer, type the correct code in the answer area.
A. SELECT SalesTerritoryID, ProductID, AVG(UnitPrice), MAX(OrderQty), MAX(DiscountAmount) FROM Sales.Details GROUP BY SalesTerritoryID,ProductID ORDER BY SalesTerritoryID DESC, ProductID DESC
B. SELECT SalesTerritoryID, ProductID, AVG(UnitPrice), MAX(OrderQty), MAX(DiscountAmount) FROM Sales.Details ORDER BY SalesTerritoryID DESC, ProductID DESC
Correct Answer: A Explanation

Explanation/Reference:
QUESTION 19
You have a database that contains the tables shown in the exhibit. (Click the Exhibit button).

You need to create a query for a report. The query must meet the following requirements:
*NOT use object delimiters.
*Return the most recent orders first.
*Use the first initial of the table as an alias.
*Return the most recent order date for each customer.
*Retrieve the last name of the person who placed the order. *Return the order date in a column named
MostRecentOrderDate that appears as the last column in the report.

The solution must support the ANSI SQL-99 standard.

Which code segment should you use?

To answer, type the correct code in the answer area.

A. SELECT c.CustomerID — optional
B. LastName, max(o.OrderDate) ‘MostRecentOrderDate’ FROM Customer c LEFT OUTER JOIN Orders o ON o.CustomerID = c.CustomerID GROUP BY c.CustomerID, c.LastName ORDER BY 3 DESC
C. select C.Lastname, P.MostRecentOrderDate from customers AS C inner join ( select customID, MostRecentOrderDate=max(orderDate) from orders group by customID ) P
on C.customerID=P.CustomerID
order by P.MostRecentOrderDate desc
D. SELECT C.LastName, O.OrderDate AS MostRecentOrderDate FROM Customers AS C INNER JOIN Orders AS O ON C.CustomerID = O.CustomerID ORDER BY O.OrderDate DESC

Correct Answer: A Explanation
Explanation/Reference:
QUESTION 20
You have an XML schema collection named Sales.InvoiceSchema.

You need to declare a variable of the XML type named XML1. The solution must ensure that XML1 is
validated by using Sales.InvoiceSchema.

Which code segment should you use?
To answer, type the correct code in the answer area.

A. Declare @XML1=XML(Sales.InvoiceSchema)
B. DECLARE @XML1 XML @XML1 = Sales.InvoiceSchema CREATE XML SCHEMA COLLECTION XML1 AS @XML1
Correct Answer: A Explanation

Explanation/Reference:
Reference: http://msdn.microsoft.com/en-us/library/ms176009.aspx

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