欲构造ArrayList类的一个实例,此类实现了List接口,下列()方法是正确的。A.ArrayList myList = new
欲构造ArrayList类的一个实例,此类实现了List接口,下列()方法是正确的。
A.ArrayList myList = new Object();
B.List myList = new ArrayList();
C.ArrayList myList = new List();
D.List myList = new List();
欲构造ArrayList类的一个实例,此类实现了List接口,下列()方法是正确的。
A.ArrayList myList = new Object();
B.List myList = new ArrayList();
C.ArrayList myList = new List();
D.List myList = new List();
A.ArrayList myList=new Object();
B.List myList=new ArrayList();
C.ArrayList myList=new List();
D.List myList=new List();
A.ArrayList myList = new Object();
B.List myList = new ArrayList();
C.ArrayList myList = new List();
D.List myList = new List();
A.ArrayList myList=new Object();
B.List myList=new ArrayList();
C.ArrayList myList=new List();
D.myList=new List();
A.ArrayList myList=new Object();
B.List myList=new ArrayList();
C.ArrayList myList=new List();
D.List myList=new List();
A.ArrayList myLis=new Object():
B.List myList--new ArrayList():
C.ArrayList myList=new List();
D.myList=new List();
A.ArrayList myList=new Object();
B.List myList=new ArrayList();
C.ArrayList myList=new List();
D.List myList=new List();
A.ArrayListmyList=new Object();
B.List myList=new ArrayList();
C.ArrayList myList=new List();
D.List myList=new List();
A.ArrayListmyList=newObject();
B.ListmyList=newArrayList();
C.ArrayListmyList=newList();
D.ListmyList=newList();
A.实现接口Runnable的类仍然可以继承其他父类
B.创建实现Runnable接口的类后,就可以用start方法启动线程了
C.Runable接口提供了通过线程执行程序的最基本的接口
D.Runnable只定义了一个run方法