The relationship between super-class and subclasses is called ______. 超类和子类之间的关系称为______。
A.association
B.inheritance
C.composition
D.aggregation
A.association
B.inheritance
C.composition
D.aggregation
A、Brokers are pure middlemen; dealers make markets by standing ready to buy and sell at given prices.
B、Dealers are pure middlemen; brokers make markets by standing ready to buy and sell at given prices.
C、Dealers link up buyers and sellers, but do not stand ready to buy and sell from their inventories of securities; brokers stand ready to buy and sell from their inventories of securities.
D、There is no difference between brokers and dealers.
A、to put
B、to have
C、to try
D、to be responsible for
A、public int getValue() {return 2016;}
B、public void getValue() { }
C、public void getValue(int a) { }
D、public double getValue(double a,double b) { return a+b}
A、该程序有编译错误
B、编译成功输出0
C、编译成功输出1
D、编译成功输出2
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!