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Microsoft Transition Your MCTS on SQL Server 2008 to MCSA: SQL Server 2012, Part 1 Sample Questions:

1. 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 LastName, O.OrderDate AS MostRecentOrderDate FROM Customers AS C INNER JOIN Orders AS O ON CustomerID = O.CustomerID ORDER BY O.OrderDate DESC
B) 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
C) SELECT c.CustomerID --optional c.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

2. You administer all the deployments of Microsoft SQL Server 2012 in your company. You have two servers in the same data center that hosts your production database. You need to ensure that the database remains available if a catastrophic server failure or a disk failure occurs. You also need to maintain transactional consistency of the data across both servers. You need to achieve these goals without manual intervention. Which configuration should you use?

A) Two servers configured in the same data center A primary server configured to perform log-shipping every 10 minutes A backup server configured as a warm standby
B) Two servers configured in different data centers SQL Server Availability Group configured in Asynchronous-Commit Availability Mode
C) Two servers configured in different data centers SQL Server Availability Group configured in Synchronous-Commit Availability Mode One server configured as an Active Secondary
D) Two servers configured in a Windows Failover Cluster in the same data center SQL Server configured as a clustered instance
E) SQL Server that includes an application database configured to perform snapshot replication
F) Two servers configured on the same subnet SQL Server Availability Group configured in Synchronous-Commit Availability Mode
G) Two servers configured in the same data center SQL Server Availability Group configured in Asynchronous-Commit Availability Mode One server configured as an Active Secondary
H) SQL Server that includes an application database configured to perform transactional replication

3. 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 1 INCREMENT BY 1 MINVALUE 0 MAXVALUE 100 CYCLE UPTATE 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 UPDATE Customers SET PartitionNumber = NEXT VALUE FOR CustomerSequence + 1 DROP SEQUENCE CustomerSequence
C) 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
D) 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

4. A table named Profits stores the total profit made each year within a territory. The Profits table has columns named Territory, Year, and Profit. You need to create a report that displays the profits made by each territory for each year and its preceding year. Which Transact-SQL query should you use?

A) SELECT Territory, Year, Profit, LAG(Profit, 1, 0) OVER (PARTITION BY Territory ORDER BY Year) AS
NextProfit
FROM Profits
B) SELECT Territory, Year, Profit,
LEAD(Profit, 1, 0) OVER (PARTITION BY Year ORDER BY Territory) AS
NextProfit
FROM Profits
C) SELECT Territory, Year, Profit,
LEAD(Profit, 1, 0) OVER (PARTITION BY Territory ORDER BY Year) AS
NextProfit
FROM Profits
D) SELECT Territory, Year, Profit,
LAG(Profit, 1, 0) OVER (PARTITION BY Year ORDER BY Territory) AS
NextProfit
FROM Profits

5. 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 INSTEAD OF UPDATE trigger on the view.
D) Create an AFTER UPDATE trigger on the view.

Solutions: