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Microsoft 70-457 Exam Syllabus Topics:

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

1. You are a database administrator of a Microsoft SQL Server 2012 environment. The environment contains two servers named SQLServer01 and SQLServer02. The database Contoso exists on SQLServer01. You plan to mirror the Contoso database between SQLServer01 and SQLServer02 by using database mirroring. You need to prepare the Contoso database for database mirroring. 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.)
Build List and Reorder:

2. 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.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
B) 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
C) SELECT LastName, O.OrderDate AS MostRecentOrderDate FROM Customers AS C INNER JOIN Orders AS O ON CustomerID = O.CustomerID ORDER BY O.OrderDate DESC

3. You administer a Microsoft SQL Server 2012 server that hosts a transactional database and a reporting database. The transactional database is updated through a web application and is operational throughout the day. The reporting database is only updated from the transactional database. The recovery model and
backup schedule are configured as shown in the following table:

One of the hard disk drives that stores the reporting database fails at 16:40 hours. You need to ensure that
the reporting database is restored. You also need to ensure that data loss is minimal.
What should you do?

A) Restore the latest full backup, and restore the latest differential backup. Then, restore the latest log backup.
B) Restore the latest full backup, and restore the latest differential backup. Then, restore each log backup taken before the time of failure from the most recent differential backup.
C) Perform a point-in-time restore.
D) Perform a page restore.
E) Restore the latest full backup. Then, restore the latest differential backup.
F) Restore the latest full backup.
G) Perform a partial restore.
H) Restore the latest full backup. Then, restore each differential backup taken before the time of failure from the most recent full backup.

4. 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)

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) Create an INSTEAD OF UPDATE trigger on the view.
B) Create an AFTER UPDATE trigger on the view.
C) Alter the view. Use the EXPAND VIEWS query hint along with each SELECT statement.
D) Drop the view. Re-create the view by using the SCHEMABINDING clause, and then create an index on the view.

Solutions: