单选题您最近创建了一个名为车辆的可序列化的类。 类如下所示: [Serializable] public class Vehicle { public string VIN; public string Make; private string Model; private int Year; private string Owner; } Certkiller.com 不想要序列化一个车辆对象,出于安全原因时永久保存的所有者字段。 您需要确保实现这一目标。 你应该做什么?()A适用于所有者字段的 OptionalField 属性。B应用,所以所有者字段的属性。C已实现 IFormatter 接口的自定义序列化的车辆类别。D做什么,因为在使用二进制序列化时,私营领域是永远不会保留。

单选题
您最近创建了一个名为车辆的可序列化的类。 类如下所示: [Serializable] public class Vehicle { public string VIN; public string Make; private string Model; private int Year; private string Owner; } Certkiller.com 不想要序列化一个车辆对象,出于安全原因时永久保存的所有者字段。 您需要确保实现这一目标。 你应该做什么?()
A

适用于所有者字段的 OptionalField 属性。

B

应用,所以所有者字段的属性。

C

已实现 IFormatter 接口的自定义序列化的车辆类别。

D

做什么,因为在使用二进制序列化时,私营领域是永远不会保留。


参考解析

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单选题public class Employee{   private String name;   public Employee(String name){   this.name = name;  }   public void display(){   System.out.print(name);  }  }   public class Manager extends Employee{   private String department;   public Manager(String name,String department){   super(name);   this.department = department;  }   public void display(){   System.out.println( super.display()+”,”+department);  }   }   执行语句new Manager(“smith”,”SALES”)后程序的输出是哪项?()A smith,SALESB null,SALESC smith,nullD null,null

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