单项选择题
You need to call an unmanaged function from your managed code by using platform invoke services. What should you do？（）
A.Create a class to hold DLL functions and then create prototype methods by using managed code.
B.Register your assembly by using COM and then reference your managed code from COM
C.Export a type library for your managed code.
D.Import a type library as an assembly and then create instances of COM object.
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单项选择题
YouuseReflectiontoobtaininformationaboutamethodnamedMyMethod.YouneedtoascertainwhetherMyMethodisaccessibletoaderivedclass.Whatshouldyoudo？（）
A.Call the IsAssembly property of the MethodInfo class.
B.Call the IsVirtual property of the MethodInfo class.
C.Call the IsStatic property of the MethodInfo class.
D.Call the IsFamily property of the MethodInfo class. -
单项选择题
You work as an application developer at Certkiller .com. You are currently in the process of creating a shared assembly. You are required to perform many integration tests to make sure the assembly works properly with multiple applications. You want to avoid constantly updating each application’s reference when the assembly is updated. You have set the DEVPATH environmental variable to the default build location for the shared assembly. You need to ensure that the Common Language Runtime （CLR） uses DEVPATH to locate the shared assembly. What should you do？（）
A.A
B.B
C.C
D.D -
单项选择题
您正在Certkiller-WS554开发.NET Framework 2.0 Windows 窗体应用程序。Windows 窗体应用程序供各国 Certkiller.com 的区域办事处使用。您需要自定义应用程序，以便基于用户的操作系统设置更改语言、 日历和文化的约定。另外需要确定应该用于这一要求的.Net Framework类。你应该做什么？（）
A.应使用CultureInfo类
B.应使用TextInfo类
C.应使用DateTimeFormtaInfo
D.应使用CharUnicodeInfo
E.应使用RegionInfo
