单项选择题
你需要开发一个应用程序,它允许管理员在不使用Service MMC的情况下动态的控制Windows服务. 你开始创建一个叫LocalServiceController的类. 你需要在LocalServiceController类中添加正确的代码确保管理员能够启动本地的Windows服务。 你应该使用哪个代码?()
A. B. C. D.
You need to create a class definition that is interoper...
You need to create a class definition that is interoperable along with COM.You need to ensure that COM applications can create instances of the class and can call the GetAddress method. Which code segment should you use?()
A.A B.B C.C D.D
您正在测试一个组件,该组件对Meeting 类实例进行序列化处理,以使它们能够保存到文件系统。 Meeting...
您正在测试一个组件,该组件对Meeting 类实例进行序列化处理,以使它们能够保存到文件系统。 Meeting具有如下定义: public class Meeting { private string title; public int roomNumber; public string[] invitees; public Interview(){ } public Interview (string t){ title = t; } } 组件包含一个带有以下代码段的过程 Meeting myMeeting = new Meeting("Objectives"); myMeeting.roomNumber=20; string[] attendees = new string[2]{"Amy", "Ally"}; myMeeting.invitees = attendees; XmlSerializer xs = new XmlSerializer(typeof(Meeting)); StreamWriter writer = new StreamWriter(@"C:\Meeting.xml"); xs.Serialize(writer, myMeeting); writer.Close();/ 您需要确定作为运行此过程的结果写入C:\Meeting.xml 文件的XML 块。 哪个XML 块代表将写入C:\Meeting.xml 文件的内容?()
您使用下面的代码片段来创建了一个汽车类 。 public class Vehicle { [XmlAttr...
您使用下面的代码片段来创建了一个汽车类 。 public class Vehicle { [XmlAttribute(AttributeName = "category")] public string vehicleType; public string model; [XmlIgnore] public int year; [XmlElement(ElementName = "mileage")] public int miles; public ConditionType condition; public Vehicle() { } public enum ConditionType { [XmlEnum("Poor")] BelowAverage, [XmlEnum("Good")] Average, [XmlEnum("Excellent")] AboveAverage }} 您创建了一个汽车类的实例. 您需要填充车辆类实例中下表所示的公共的字段。 MemberValuevehicleTypecarmodelraceryear2002miles15000conditionAboveAverage 需要确定此车辆类实例序列化时产生的 XML 块。 哪些XML块能表示序列化车辆实例的输出?()