ArraryList a = new ArrayList();  a.add(“Alpha”);  a.add(“Bravo”):  a.add(“Charlie”);  a.add(“Delta”);  Iterator iter = a.iterator(); Which two, added at line 17, print the names in the ArrayList in alphabetical order?()

A .  for (int i=0; i< a.size(); i++)  System.out.println(a.get(i))); B .  for (int i=0; i< a.size(); i++)  System.out.println(a[i]); C .  while( iter.hasNext() )  System.out.println(iter.next()) ; D .  for (int i=0, i< a.size(); i++)  System.out.println(iter[i]); E .  for (int i=0; i< a.size(); i++)  System.out.println(iter.get(i));

时间:2022-10-01 06:41:08 所属题库:SCJP程序员认证考试题库

相似题目