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You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. 
You add a ListBox control to the application. The ListBox control is data-bound to an instance of a custom collection class of the Product objects named ProductList. 
You need to ensure that changes to ProductList are automatically reflected in the ListBox control. 
What should you do? ()

A . Implement the INotifyPropertyChanged interface in the Product class.
B . Implement the IQueryable<Product> interface in the ProductList class.
C . Extend the DependencyObject class in the Product class.
D . Extend the ObservableCollection<Product> class in the ProductList class.

每个存储过程可以包含()条Transact-SQL语句,可以在过程体中的任何地方使用()语句结束过程的执行,返回到调用语句后的位置。 塔雕(Tardieu)氏斑是确定()的重要依据 死亡。 机械性损伤。 机械性窒息。 中毒。 Every morning, you inspect your company's development and staging servers. You do this to ensure that the servers have the same versions of all files in your Web application.For security reasons, you can only access the staging server through FTP.You need to synchronize files from the staging server so that the staging server matches the development server.You want to achieve this goal by using the minimum amount of administrative effort. Which tool should you use?()   FTP。 XCOPY。 the Publish Web tool。 the Copy Web tool。 Your network contains two servers named Server1 and Server2 that run Windows Server 2008  R2. Server1 has the Active Directory Federation Services (AD FS) Federation Service role  service installed.     You plan to deploy AD FS 2.0 on Server2.     You need to export the token-signing certificate from Server1, and then import the certificate to  Server2.   Which format should you use to export the certificate() Base-64 encoded X.509 (.cer)。 Cryptographic Message Syntax Standard PKCS #7 (.p7b)。 DER encoded binary X.509 (.cer)。 Personal Information Exchange PKCS #12 (.pfx)。 产酶动力学

You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. 
You add a ListBox control to the application. The ListBox control is data-bound to an instance of a custom collection class of the Product objects named ProductList. 
You need to ensure that changes to ProductList are automatically reflected in the ListBox control. 
What should you do? ()

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