单项选择题
You are creating an application that retrieves values from a custom section of the application configuration file.The custom section uses XML as shown in the following block.
You need to write a code segment to define a class named Role.You need to ensure that the Role class is initialized with values that are retrieved from the custom section of the configuration file.Which code segment should you use？（）
A.A
B.B
C.C
D.D
相关考题
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多项选择题
选择正确的选项（）
A.A
B.B
C.C
D.D
E.E
F.F -
单项选择题
给你如下一段代码: 你需要在类中编写更多的代码，用最少的资源每隔30秒去运行DoWork()方法（）
A.Thread.Sleep(30000)
B.Thread.SpinWait(30000)
C.Thread.QueueUserWorkItem(30000)
D.Thread.SpinWait(30) -
单项选择题
你正在开发一个访问文件系统的程序集。需要写一个代码段当如果现有文件权限禁止使用加载程序集时来配置CLR（）
A.[FileIOPermission(SecurityAction.RequestOptional,AllLocalFiles = FileIOPermissionAccess.Read)]
B.[FileIOPermission(SecurityAction.RequestMinimum, AllFiles = FileIOPermissionAccess.Read)]
C.[FileIOPermission(SecurityAction.RequestRefuse, AllFiles = FileIOPermissionAccess.Read)]
D.[FileIOPermission(SecurityAction.RequestOptional, AllFiles = FileIOPermissionAccess.Read)]
