70-461 Exam - Querying Microsoft SQL Server 2012

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Q1. CORRECT TEXT 

You need to create a table named OrderDetails on a new server. OrderDetails must meet the following requirements: 

. Contain a new column named LineltemTotal that stores the product of ListPrice 

and Quantity for each row. 

. The calculation for a line item total must not be run every time the table is queried. 

. The code must NOT use any object delimiters. 

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

Part of the correct T-SQL statement has been provided in the answer area. Provide the complete code. 

Answer:  

Q2. You are developing a database application by using Microsoft SQL Server 2012. You have a query that runs slower than expected. 

You need to capture execution plans that will include detailed information on missing indexes recommended by the query optimizer. 

What should you do? 

A. Add a HASH hint to the query. 

B. Add a LOOP hint to the query. 

C. Add a FORCESEEK hint to the query. 

D. Add an INCLUDE clause to the index. 

E. Add a FORCESCAN hint to the Attach query. 

F. Add a columnstore index to cover the query. 

G. Enable the optimize for ad hoc workloads option. 

H. Cover the unique clustered index with a columnstore index. 

I. Include a SET FORCEPLAN ON statement before you run the query. 

J. Include a SET STATISTICS PROFILE ON statement before you run the query. 

K. Include a SET STATISTICS SHOWPLAN_XML ON statement before you run the query. 

L. Include a SET TRANSACTION ISOLATION LEVEL REPEATABLE READ statement before you run the query. 

M. Include a SET TRANSACTION ISOLATION LEVEL SNAPSHOT statement before you run the query. 

N. Include a SET TRANSACTION ISOLATION LEVEL SERIALIZABLE statement before you run the query. 

Answer:

Q3. You administer a Microsoft SQL Server 2012 database. The database contains a Product table created by using the following definition: 

You need to ensure that the minimum amount of disk space is used to store the data in the Product table. 

What should you do? 

A. Convert all indexes to Column Store indexes. 

B. Implement Unicode Compression. 

C. Implement row-level compression. 

D. Implement page-level compression. 

Answer:

Q4. 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 0 INCREMENT BY 1 MINVALUE 1 MAXVALUE 100 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence DROP SEQUENCE CustomerSequence 

B. 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 

C. 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 

D. 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 

Answer:

Q5. 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') 

Answer:

Q6. CORRECT TEXT 

You need to create a view named uv_CustomerFullNames. The view must prevent the underlying structure of the customer table from being changed. 

Part of the correct T-SQL statement has been provided in the answer area. Provide the complete code. 

Answer:  

Q7. You have three tables that contain data for vendors, customers, and agents. You create a view that is used to look up telephone numbers for these companies. 

The view has the following definition: 

You need to ensure that users can update only the phone numbers by using this view. 

What should you do? 

A. Alter the view. Use the EXPAND VIEWS query hint along with each SELECT statement. 

B. Drop the view. Re-create the view by using the SCHEMABINDING clause, and then create an index on the view. 

C. Create an AFTER UPDATE trigger on the view. 

D. Create an INSTEAD OF UPDATE trigger on the view. 

Answer:

Q8. 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 Inventory 

ADD TotalItems AS ItemsInStore + ItemsInWarehouse 

B. ALTER TABLE Inventory 

ADD ItemsInStore - ItemsInWarehouse = TotalItemss 

C. ALTER TABLE Inventory 

ADD TotalItems = ItemsInStore + ItemsInWarehouse 

D. ALTER TABLE Inventory 

ADD TotalItems AS SUM(ItemsInStore, ItemslnWarehouse); 

Answer:

Q9. You administer a Microsoft SQL Server database that supports a banking transaction management application. 

You need to retrieve a list of account holders who live in cities that do not have a branch location. 

Which Transact-SQL query or queries should you use? (Each correct answer presents a complete solution. Choose all that apply.) 

A. SELECT AccountHolderID FROM AccountHolder WHERE CityID NOT IN (SELECT CityID FROM BranchMaster) 

B. SELECT AccountHolderID FROM AccountHolder WHERE CityID <> ALL (SELECT CityID FROM BranchMaster) 

C. SELECT AccountHolderlD FROM AccountHolder WHERE CityID <> SOME (SELECT CityID FROM BranchMaster) 

D. SELECT AccountHolderID FROM AccountHolder WHERE CityID <> ANY (SELECT CityID FROM BranchMaster) 

Answer: A,B 

Explanation: 

Verified the answers as correct. 

Reference: http://msdn.microsoft.com/en-us/library/ms188047.aspx 

Reference: http://msdn.microsoft.com/en-us/library/ms177682.aspx 

Reference: http://msdn.microsoft.com/en-us/library/ms173545.aspx 

Q10. You administer a Microsoft SQL Server database that supports a shopping application. 

You need to retrieve a list of customers who live in territories that do not have a sales person. 

Which Transact- SQL query or queries should you use? (Each correct answer presents a complete solution. Choose all that apply.) 

A. SELECT CustomerID FROM Customer 

WHERE TerritoryID <> SOME(SELECT TerritoryID FROM Salesperson) 

B. SELECT CustomerID FROM Customer 

WHERE TerritoryID <> ALL(SELECT TerritoryID FROM Salesperson) 

C. SELECT CustomerID FROM Customer 

WHERE TerritoryID <> ANY(SELECT TerritoryID FROM Salesperson) 

D. SELECT CustomerID FROM Customer 

WHERE TerritoryID NOT IN(SELECT TerritoryID FROM Salesperson) 

Answer: B,D