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public class Employee{&ensp


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,SALES
  • B null,SALES
  • C smith,null
  • D null,null
  • E 编译错误
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分类:Java认证考试综合练习题库
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