欲构造ArrayList类的一个实例,此类实现List接口,下列方法正确的是______。A.ArrayList myList=new
欲构造ArrayList类的一个实例,此类实现List接口,下列方法正确的是______。
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List接口,下列方法正确的是______。
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 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.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.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.类是Java语言中用于封装的程序单元
B.类的静态方法和属性可以通过类本身和类的实例访问
C.一个Java类可以实现多个接口
D.一个Java类可以从多个基类派生