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最新的 MCSA 070-457 免費考試真題:

1. You administer a SQL Server 2012 server that contains a database named SalesDb. SalesDb contains a schema named Customers that has a table named Regions. A user named UserA is a member of a role named Sales. UserA is granted the Select permission on the Regions table and the Sales role is granted the Select permission on the Customers schema. You need to ensure that the Sales role, including UserA, is disallowed to select from the Regions table. Which Transact-SQL statement should you use?

A) EXEC sp_addrolemember 'Sales', 'UserA'
B) DENY SELECT ON Object::Regions FROM Sales
C) EXEC sp_droprolemember 'Sales', 'UserA'
D) DENY SELECT ON Object::Regions FROM UserA
E) DENY SELECT ON Schema::Customers FROM Sales
F) REVOKE SELECT ON Schema::Customers FROM Sales
G) REVOKE SELECT ON Object::Regions FROM Sales
H) DENY SELECT ON Schema::Customers FROM UserA
I) REVOKE SELECT ON Object::Regions FROM UserA
J) REVOKE SELECT ON Schema::Customers FROM UserA

2. You develop three Microsoft SQL Server 2012 databases named Database1, Database2, and Database3. You have permissions on both Database1 and Database2. You plan to write and deploy a stored procedure named dbo.usp_InsertEvent in Database3. dbo.usp_InsertEvent must execute other stored procedures in the other databases. You need to ensure that callers that do not have permissions on Database1 or Database2 can execute the stored procedure. Which Transact-SQL statement should you use?

A) EXECUTE AS OWNER
B) USE Database1
C) EXECUTE AS CALLER
D) USE Database2

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

You need to ensure that users are able to modify data by using the view. What should you do?

A) Create an AFTER trigger on the view.
B) Modify the view to use the WITH VIEW_METADATA clause.
C) Create an INSTEAD OF trigger on the view.
D) Modify the view to an indexed view.

4. 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, OrderDate FROM Customers RIGHT OUTER JOIN Orders ON Customers.CustomerID = Orders.CustomerID
B) SELECT CustomerName, CrderDate FROM Customers JOIN Orders ON Customers.CustomerID = Orders.CustomerID
C) SELECT CustomerName, OrderDate FROM Customers CROSS JOIN Orders ON Customers.CustomerID = Orders.CustomerID
D) SELECT CustomerName, OrderDate FROM Customers LEFT OUTER JOIN Orders ON Customers.CustomerID = Orders.CustomerID

5. You administer a Microsoft SQL Server 2012 environment that contains a production SQL Server 2005 instance named SQL2005 and a development SQL Server 2012 instance named SQL2012. The development team develops a new application that uses the SQL Server 2012 functionality. You are planning to migrate a database from SQL2005 to SQL2012 so that the development team can test their new application. You need to migrate the database without affecting the production environment. 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:

問題與答案：