【简答题】Listlist=new List (),向list集合中添加元素下列代码错误的是( )A. list.Add(1) B. list.AddRange(new int[]{2,3,6,4}) C. list.AddRange(new char[]{'2','3','6','4'}) D. list.AddRange(list)
【单选题】 List list = // more code here 12. Collections.sort(list, new MyComparator()); Which code will sort this list in the opposite order of the sort in line 12?()
A.
Collections.reverseSort(list, new MyComparator());
B.
Collections.sort(list, new MyComparator()); list.reverse();
C.
Collections.sort(list, new InverseComparator( new MyComparator()));
D.
Collections.sort(list, Collections.reverseOrder( new MyComparator()));