Ensurepass

QUESTION 1

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. Which Transact-SQL statement should you use?

 

A.

ALTER TABLE InventoryADD TotalItems AS ItemsInStore + ItemsInWarehouse

B.

ALTER TABLE InventoryADD ItemsInStore – ItemsInWarehouse = TotalItems

C.

ALTER TABLE InventoryADD TotalItems = ItemsInStore + ItemsInWarehouse

D.

ALTER TABLE InventoryADD TotalItems AS SUM(ItemsInStore, ItemslnWarehouse);

 

Correct Answer: A

Explanation:

http://technet.microsoft.com/en-us/library/ms190273.aspx

 

 

QUESTION 2

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

 

clip_image002

 

You need to improve the performance of the view by persisting data to disk. What should you do?

 

A.

Create an INSTEAD OF trigger on the view.

B.

Create an AFTER trigger on the view.

C.

Modify the view to use the WITH VIEW_METADATA clause.

D.

Create a clustered index on the view.

 

Correct Answer: D

Explanation:

http://msdn.microsoft.com/en-us/library/ms188783.aspx

 

 

 

QUESTION 3

You develop a database for a travel application. You need to design tables and other database objects. You create the Airline_Schedules table. You need to store the departure and arrival dates and times of flights along with time zone information. What should you do?

 

A.

Use the CAST function.

B.

Use the DATE data type.

C.

Use the FORMAT function.

D.

Use an appropriate collation.

E.

Use a user-defined table type.

F.

Use the VARBINARY data type.

G.

Use the DATETIME data type.

H.

Use the DATETIME2 data type.

I.

Use the DATETIMEOFFSET data type.

J.< /font>

Use the TODATETIMEOFFSET function.

 

Correct Answer: I

Explanation:

http://msdn.microsoft.com/en-us/library/ff848733.aspx

http://msdn.microsoft.com/en-us/library/bb630289.aspx

 

 

QUESTION 4

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 the CAST function.

B.

Use the DATE data type.

C.

Use the FORMAT function.

D.

Use an appropriate collation.

E.

Use a user-defined table type.

F.

Use the VARBINARY data type.

G.

Use the DATETIME data type.

H.

Use the DATETIME2 data type.

I.

Use the DATETIMEOFFSET data type.

J.

Use the TODATETIMEOFFSET function.

 

Correct Answer: E

 

 

QUESTION 5

You have a view that was created by using the following code:

 

clip_image004

You need to create an inline table-valued function named Sales.fn_OrdersByTerritory, which must meet the following requirements:

 

– Accept the @T integer parameter.

– Use one-part names to reference columns.

– Filter the query results by SalesTerritoryID.

– Return the columns in the same order as the order used in OrdersByTerritoryView.

 

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

 

Correct Answer:

 

CREATE FUNCTION Sales.fn_OrdersByTerritory (@T int)

RETURNS TABLE

AS

RETURN

(

    SELECT OrderID,OrderDate,SalesTerrirotyID,TotalDue

    FROM Sales.OrdersByTerritory

    WHERE SalesTerritoryID = @T

)

 

 

QUESTION 6

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

clip_image005

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.

 

Correct Answer:

 

CREATE TABLE Sales.OrderDetails (
ListPrice money not null,

Quantity int not null,

LineItemTotal as (ListPrice * Quantity) PERSISTED)

 

Explanation:

http://msdn.microsoft.com/en-us/library/ms174979.aspx

http://technet.microsoft.com/en-us/library/ms188300.aspx

 

 

QUESTION 7

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

clip_image006

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.

 

Correct Answer:

 

CREATE VIEW Sales.uv_CustomerFullName

WITH SCHEMABINDING

AS

SELECT FirstName, LastName

FROM Sales.Customers

 

Explanation:

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

 

 

QUESTION 8

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

 

clip_image008

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.

Sort 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.

 

Correct Answer:

 

SELECT OrderID, SUM(ExtendedAmount) AS TotalSales

FROM Sales.Details

GROUP BY OrderID

ORDER BY OrderID

 

 

QUESTION 9

You have a Microsoft SQL Server 2012 database that contains tables named Customers and Orders. The tables are related by a column named CustomerID. You need to create a query that meets the following requirements:

 

Returns the CustomerName for all customers and the OrderDate for any orders that they have placed.

– Results must include customers who have not placed any orders.

 

Which Transact-SQL query should you use?

 

A.

SELECT CustomerName, OrderDateFROM Customers RIGHT OU
TER JOIN Orders ON Customers.

CustomerID = Orders.CustomerID

B.

SELECT CustomerName, CrderDateFROM Customers JOIN Orders ON

Customers.CustomerID = Orders.CustomerID

C.

SELECT CustomerName, OrderDateFROM Customers CROSS JOIN Orders ON Customers.CustomerID

= Orders.CustomerID

D.

SELECT CustomerName, OrderDateFROM Customers LEFT OUTER JOIN Orders ON Customers.

CustomerID = Orders.CustomerID

 

Correct Answer: D

Explanation:

http://msdn.microsoft.com/en-us/library/ms177634.aspx

 

 

QUESTION 10

You create a stored procedure that will update multiple tables within a transaction. You need to ensure that if the stored procedure raises a run-time error, the entire transaction is terminated and rolled back. Which Transact-SQL statement should you include at the beginning of the stored procedure?

 

A.

SET XACT_ABORT ON

B.

SET ARITHABORT ON

C.

TRY

D.

BEGIN

E.

SET ARITHABORT OFF

F.

SET XACT_ABORT OFF

 

Correct Answer: A

Explanation:

http://msdn.microsoft.com/en-us/library/ms190306.aspx

http://msdn.microsoft.com/en-us/library/ms188792.aspx

 

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