7 02 2015

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Vendor: Microsoft
Exam Code: 70-462
Exam Name: Administering Microsoft SQL Server 2012 Databases Exam

QUESTION 161
You administer a Microsoft SQL Server 2012 database named Contoso that contains a single user-defined database role namedBillingUsers.
All objects in Contoso are in the dbo schemA.
You need to grant EXECUTE permissions for all stored procedures in Contoso to BillingUsers.
Which Transact-SQL statement should you use?

A.    EXECsp_addrolemember’db_procexecutor’, ‘BillingUsers’
B.    CREATEROLEproc_caller
GRANTEXECUTEON ALLPROCEDURESTOproc_caller
ALTERMEMBERBillingUsersADDTOROLEproc_caller
C.    GRANTEXECUTE ON Schema::dboTO BillingUsers
D.    GRANTEXECUTEONContoso::dboTOBillingUsers

Answer: B

QUESTION 162
Drag and Drop Questions
You administer a Microsoft SQL Server 2012 server.
You need to install the Power View components on a stand-alone server.
Which three actions should you perform in sequence? (To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.)

Answer:

QUESTION 163
You have been hired as a Database Consultant by ABC.com to design a SQL Server 2012 database solution.
You are tasked with designing a scale-out and high-availability SQL Server 2012 Online
Transaction Processing (OLTP) database solution that will maintain copies of data across two server instances.
Your solution must provide scale-out of read operations by distributing the reads from clients across two SQL Server 2012 nodes.
The data in both SQL Server nodes needs to be indexed.
What should you include in your solution?

A.    You should include two servers configured in an Active-Active SQL Server 2012 Cluster
B.    You should include a primary SQL Server 2012 database that uses transactional replication
to replicate data to a secondary database.
C.    You should include two servers configured in an Active-Passive SQL Server 2012 Cluster.
D.    You should include two servers in an Asynchronous-Commit Availability Mode Availability
Group.
E.    You should include two servers in a Synchronous-Commit Availability Mode Availability
Group

Answer: B

QUESTION 164
You are a database developer of a Microsoft SQL Server 2012 database.
You are designing a table that will store Customer data from different sources.
The table will include a column that contains the CustomerID from the source system and a column that contains the SourceID.
A sample of this data is as shown in the following table.
You need to ensure that the table has no duplicate CustomerID within a SourceID.
You also need to ensure that the data in the table is in the order of SourceID and then CustomerID.
Which Transact- SQL statement should you use?

A.    CREATE TABLE Customer
(SourceID int NOT NULL IDENTITY,
CustomerID int NOT NULL IDENTITY,
CustomerName varchar(255) NOT NULL);
B.    CREATE TABLE Customer
(SourceID int NOT NULL,
CustomerID int NOT NULL PRIMARY KEY CLUSTERED,
CustomerName varchar(255) NOT NULL);
C.    CREATE TABLE Customer
(SourceID int NOT NULL PRIMARY KEY CLUSTERED,
CustomerID int NOT NULL UNIQUE,
CustomerName varchar(255) NOT NULL);
D.    CREATE TABLE Customer
(SourceID int NOT NULL,
CustomerID int NOT NULL,
CustomerName varchar(255) NOT NULL,
CONSTRAINT PK_Customer PRIMARY KEY CLUSTERED
(SourceID, CustomerID));

Answer: D

QUESTION 165
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=
FOR XML AUTO
F.    SELECT Name, Country, Crderld, OrderDate, Amount FROM Orders INNER JOIN Customers ON
Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId=
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: F

QUESTION 166
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=
FOR XML AUTO
F.    SELECT Name, Country, Crderld, OrderDate, Amount FROM Orders INNER JOIN Customers
ON Orders.CustomerId= Customers.CustomerId WHERE Customers.CustomerId=
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: G

QUESTION 168
You use Microsoft SQL Server 2012 to develop a database application.
You need to implement a computed column that references a lookup table by using an INNER JOIN against another table.
What should you do?

A.    Reference a user-defined function within the computed column.
B.    Create a BEFORE trigger that maintains the state of the computed column.
C.    Add a default constraint to the computed column that implements hard-coded values.
D.    Add a default constraint to the computed column that implements hard-coded CASE
statements.

Answer: A

QUESTION 169
You use a Microsoft SQL Server 2012 database that contains two tables named SalesOrderHeader and SalesOrderDetail.
The indexes on the tables are as shown in the exhibit. (Click the Exhibit button.)

You write the following Transact-SQL query:

You discover that the performance of the query is slow.
Analysis of the query plan shows table scans where the estimated rows do not match the actual rows for SalesOrderHeader by using an unexpected index on SalesOrderDetail.
You need to improve the performance of the query.
What should you do?

A.    Use a FORCESCAN hint in the query.
B.    Add a clustered index on SalesOrderId in SalesOrderHeader.
C.    Use a FORCESEEK hint in the query.
D.    Update statistics on SalesOrderId on both tables.

Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/ms187348.aspx

QUESTION 170
You are a database developer for an application hosted on a Microsoft SQL Server 2012 server. The database contains two tables that have the following definitions:

Global customers place orders from several countries.
You need to view the country from which each customer has placed the most orders.
Which Transact-SQL query do you use?

A.    SELECT c.CustomerID, c.CustomerName, o.ShippingCountry FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY COUNT(OrderAmount) DESC) AS Rnk
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
WHERE o.Rnk = 1
B.    SELECT c.CustomerID, c.CustomerName, o.ShippingCountry FROM
(SELECT c.CustomerID, c.CustomerName, o.ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY COUNT(o.OrderAmount) ASC) AS Rnk
FROM Customer c
INNER JOIN Orders o
ON c.CustomerID = o.CustomerID
GROUP BY c.CustomerID, c.CustomerName, o.ShippingCountry) cs WHERE Rnk = 1
C.    SELECT c.CustomerID, c.CustomerName, o.ShippingCountry FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
RANK() OVER (PARTITION BY CustomerID
ORDER BY OrderAmount DESC) AS Rnk
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
WHERE o.Rnk = 1
D.    SELECT c.CustomerID, c.CustomerName, o.ShippingCountry FROM Customer c
INNER JOIN
(SELECT CustomerID, ShippingCountry,
COUNT(OrderAmount) DESC) AS OrderAmount
FROM Orders
GROUP BY CustomerID, ShippingCountry) AS o
ON c.CustomerID = o.CustomerID
ORDER BY OrderAmount DESC

Answer: A

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