package li; public interface ComputerWeight { double computerWeight(); void printName(); double printPrice();} package li;public interface ComputerCompany { String computerName(); void printFunction();} package li; public class FlashMemory implements ComputerWeight,ComputerCompany { public double computerWeight() { double weigh = 2.2; return weigh; } public void printName() { System.out.println ("lenovo"); } public double printPrice() { double price = 5899; return price; } public String computerName() { String s = "lenovo"; return s; } public void printFunction() { System.out.println("请注意保护好您的电脑！"); } } package li;public class Test { public static void main(String[] args) { // TODO Auto-generated method stub FlashMemory fm = new FlashMemory(); double weight,price; String name; weight = fm.computerWeight(); price = fm.printPrice(); name = fm.computerName(); System.out.println("该品牌电脑的名字为: "+name); System.out.println(name+"的重量为： "+weight+"kg."); System.out.println(name+"的价格为： "+price+"RMB."); fm.printFunction(); } }以上就是北大青鸟长沙麓谷校区java培训机构的小编针对“Java中有关接口的练习题”的内容进行的回答，希望对大家有所帮助，如有疑问，请在线咨询，有专业老师随时为你服务。
