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MCTS單項選擇題每日一練(2019.04.23)

單項選擇題
You are creating a custom control. The UI of the control must contain several text boxes and two buttons. The control must be available in the global assembly cache for reuse across multiple Web applications. You need to achieve this functionality by using the minimum amount of code.What should you do? （）
A. Create a control that derives from System.Web.UI.Control.
B. Create a control that derives from System.Web.UI.WebControls.CompositeControl.
C. Create a control that derives from System.Web.UI.WebControls.WebControl.
D. Create a control that derives from System.Web.UI.UserControl.
單項選擇題
您有一臺運行 Windows 7 的計算機。多個用戶登錄到該計算機。該計算機有五種可移動設備。您需要確保用戶只能訪問之前已安裝在計算機上的可移動設備。您應該在本地組策略中修改什么？（）
A.啟用“防止重定向 USB 設備”設置
B.啟用“防止安裝可移動設備”設置
C.禁用 WPD 設備：拒絕讀取訪問權限設置
D.禁用“允許管理員覆蓋設備安裝限制”策略設置
單項選擇題
You are developing a Windows Communication Foundation (WCF) service.One of the service operations contains the following code.private static int counter = 0;[OperationContract]public void IncrementCount(){ counter++;}You need to set a service behavior that prevents two or more threads from incrementing the counter variable at the same time.Which code segment should you use to set the service behavior?（）
A. [ServiceBehavior(InstanceContextMode = InstanceContextMode.Single, ConcurrencyMode = ConcurrencyMode.Single)]
B. [ServiceBehavior(InstanceContextMode = InstanceContextMode.PerSession, ConcurrencyMode = ConcurrencyMode.Single)]
C. [ServiceBehavior(InstanceContextMode = InstanceContextMode.Single, ConcurrencyMode = ConcurrencyMode.Multiple)]
D. [ServiceBehavior(InstanceContextMode = InstanceContextMode.PerCall, ConcurrencyMode = ConcurrencyMode.Reentrant)]
單項選擇題
You have a Windows Server 2008 R2 Hyper-V server. You need to ensure that you are prompted to specify a custom snapshot name when you create a snapshot.What should you use to create the snapshot？（）
A.Hyper-V Manager
B.Windows Server Backup
C.the Virtual Machine Connection window
D.the Backup command-line tool （also known as wbadmin.exe）
單項選擇題
您公司使用 Windows 部署服務（WDS）來部署 Windows 7。您有一個自定義的 Windows 7 映像。您需要確保可以通過使用 WDS 部署該映像。您應該怎么做？（）
A.從“Windows 部署服務”管理單元中，添加一個新安裝映像
B.從“Windows 部署服務”管理單元中，添加一個新啟動映像
C.運行 Oscdimg.exe 并指定 boot 參數(shù)。將該映像復制到 C：\remoteinstall\boot
D.運行 Imagex.exe 并指定 /append 參數(shù)。將該映像復制到 C：\remoteinstall\images

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